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Section 1

Teacher's Lesson Plan

Lesson Overview

Format

Longform magazine essay — the style and register of The Atlantic or The Guardian Weekend. The narrator-journalist writes in the first person with dry self-deprecating wit: he is himself the overweight insomniac who is slightly depressed, and he has decided to investigate the science of his own condition. He consults two specialists: Dr. Priya Mehta (sleep researcher, King's College London) and Prof. James Holloway (clinical psychologist specialising in metabolic health and depression). The essay is both a piece of health journalism and a piece of confessional writing — and the register itself is a teaching object.

Level

C1–C2

Duration

90 minutes

Skills

Vocabulary · Grammar · Reading · Listening · Speaking · Writing

Grammar

G1 Passive Reporting · G2 Mixed Conditionals · G3 Cleft Sentences · G4 Concession · G5 Subjunctive · G6 Inversion

Vocabulary

12 words (C1–C2): cortisol · inflammation · circadian · cognitive · lethargy · adipose · serotonin · insomnia · rumination · intervention · comorbidity · fatigue

The essay's register is deliberately double-layered: the narrator's voice is warm and self-deprecating; the experts he quotes are precise and measured. This contrast is itself a linguistic teaching point — ask students to identify the register shifts and discuss how they achieve different effects.

The Science — Background for the Teacher

The vicious triangle: weight, sleep and mood

These three conditions form a mutually reinforcing triangle that makes each one harder to treat in isolation:

Sleep → Weight: Sleep deprivation raises cortisol levels and disrupts leptin/ghrelin balance (the hormones that regulate appetite), causing increased hunger and preference for high-calorie food. It is reported that even one night of poor sleep can increase caloric intake the following day by 300–500 calories.

Weight → Sleep: Excess adipose tissue, particularly around the neck and abdomen, is associated with sleep apnoea and disrupted circadian rhythm. Adipose tissue also produces inflammatory cytokines that disrupt sleep architecture.

Sleep → Mood: Chronic insomnia strongly predicts depression. REM sleep is involved in emotional processing — insufficient REM leaves the brain unable to properly regulate emotional response. Sleep deprivation also suppresses serotonin synthesis.

Mood → Sleep: Depression and anxiety both produce rumination — repetitive negative thought — which activates the default mode network and prevents sleep onset. Depression also disrupts circadian rhythm, causing early waking and delayed sleep phase.

Mood → Weight: Depression increases cortisol (stress hormone), which drives adipose tissue accumulation particularly in the abdominal region. It also produces lethargy and reduces motivation to exercise or prepare healthy food.

Weight → Mood: Chronic inflammation associated with excess adipose tissue is now strongly implicated in depression (the "cytokine hypothesis of depression"). Social stigma around weight also contributes to low self-esteem and depressed mood.

The key clinical insight

Prof. Holloway's argument in the lesson — drawn from current clinical thinking — is that the three conditions constitute a comorbidity cluster that must be treated simultaneously. Single-intervention approaches (diet alone, antidepressants alone, sleep hygiene advice alone) tend to fail because each intervention is undermined by the other two corners of the triangle. The most effective interventions are those that target all three simultaneously, most notably structured behavioural activation programmes that combine light exercise, sleep restriction therapy and cognitive-behavioural techniques.

Key Grammar Notes

G3 — Cleft Sentences: the key structure for this lesson

Cleft sentences in health writing do exactly what they do in political writing: they identify the real cause and correct the common misattribution. The essay uses them repeatedly to push back against the "willpower narrative":
It is not willpower that the insomniac depressive lacks — it is the neurochemical conditions that make willpower possible.
What sleep deprivation does to appetite is not a failure of self-control — it is a hormonal recalibration that makes self-control physiologically harder.
It was not laziness that kept me on the sofa on Sunday afternoon. It was a cortisol profile that made movement feel genuinely effortful.
Use: ask students to take a common "willpower" explanation for health behaviour and reframe it using a cleft sentence.

G2 — Mixed Conditionals: the personal history of a health condition

Mixed conditionals are ideal for health histories — the decisions made (or not made) decades ago and their present consequences:
If I hadn't spent fifteen years working night shifts, my circadian rhythm might not be as dysregulated as it is now.
If the GP had screened for sleep disorders at the same time as prescribing antidepressants, the treatment might have been more effective.
If the three conditions had been treated as a comorbidity cluster from the beginning, the outcome might look very different today.

Lesson Procedure

Time

Stage

Skill

Teacher does

Students do

0–8 min

Lead-in

Speaking

Board the title. Let students read it. Ask: "What is the tone? What does 'slightly' tell you? What are the three conditions? Are they related?" Don't answer — let the essay do the work.

React to title. Discuss tone. Speculate on connections between the three conditions.

8–20 min

Vocabulary

—

12 C1-C2 words in biology/psychology context. Triangle diagram. Collocation match. Gap-fill.

Read. Match. Gap-fill. Map words to the triangle.

20–46 min

Grammar

—

G1–G6 through the essay context. Focus: G3 (cleft for correcting willpower narrative) and G2 (mixed conditionals for health history). Exercises 1–5.

Study cards. Exercises 1–5. Pair-check.

46–58 min

Reading

The essay. Gist: "What is the narrator's central insight about the three conditions?" Label G1–G6. Tasks 1–2.

Read. Label structures. Answer questions. T/F/NG.

58–70 min

Listening

The narrator interviews Prof. Holloway. Read TWICE at a thoughtful, unhurried pace.

MCQ. Notes. Grammar + vocabulary hunt.

70–82 min

Speaking

Structured seminar. All 6 structures. Sensitive topic — monitor tone carefully.

Discuss. Analyse. Reflect.

80–90 min

Writing

120–150 words. Essay, position paper, or personal essay in the narrator's register. All 6 + 6 vocab.

Write. Self-check.

Listening Script — 'The Interview with Prof. Holloway'

The narrator visits Prof. Holloway's office at UCL. Read at an unhurried, thoughtful pace. The narrator's voice has dry humour; Holloway is warm, precise and careful not to make the narrator feel judged. Read twice.

Narrator:

I had come to Prof. Holloway with what I imagined was a fairly simple question: which of the three should I address first — the weight, the sleep or the mood? He looked at me with the expression of a man who has been asked this question many times and has never found a satisfactory way of answering it.

Prof. Holloway:

It is said that patients often arrive expecting a hierarchy of treatment — as if there were a correct order in which to dismantle a vicious cycle. But a vicious cycle, by definition, has no beginning. What the research consistently shows is that single-intervention approaches — treating only the depression, only the insomnia, only the weight — produce short-term improvements that are frequently reversed, because the untreated conditions continue to undermine the treated one.

Narrator:

I asked him whether this meant treatment was essentially hopeless. He smiled.

Prof. Holloway:

Not at all. But it does mean that treatment needs to be designed differently. It is imperative that any clinical assessment of depression take sleep quality and metabolic health into account simultaneously — not as separate referrals, but as components of the same clinical picture. If these three conditions had been treated as a comorbidity cluster from the beginning in most cases, the outcomes for patients might look considerably more encouraging than they currently do. The irony is that the interventions that work best are often the simplest: brief, structured physical activity — not marathon training — combined with consistent sleep timing and some form of cognitive work on rumination. Not only does each of these address one of the three conditions, but each one creates positive knock-on effects for the other two.

Narrator:

I asked him about willpower. Specifically, I asked him why, knowing all of this, I still found myself at eleven o'clock on a Tuesday night eating toast in front of a programme I had already seen twice.

Prof. Holloway:

It is not willpower that the person in that situation lacks. It is the neurochemical conditions that make willpower physiologically possible. Elevated cortisol impairs the prefrontal cortex — the part of the brain responsible for impulse regulation and long-term planning. Fatigue reduces cognitive flexibility. And rumination occupies working memory, leaving very little capacity for deliberate self-regulation. Never before has the science been clearer on this point: the demand for willpower, made of a person in a state of sleep deprivation, elevated cortisol and low serotonin, is a demand that the neurobiology of that moment makes effectively impossible to meet. Despite this evidence, the self-help industry continues to frame the problem as one of insufficient motivation. That is, I'm afraid, simply incorrect.

All 6 structures in the listening:
· G1: It is said that patients often arrive expecting a hierarchy of treatment / It is reported that single-intervention approaches produce short-term improvements that are reversed
· G2: If these three conditions had been treated as a comorbidity cluster from the beginning, the outcomes might look considerably more encouraging than they currently do
· G3: What the research consistently shows is that single-intervention approaches fail / It is not willpower that the person lacks — it is the neurochemical conditions that make willpower physiologically possible
· G4: Despite this evidence, the self-help industry continues to frame the problem as one of insufficient motivation
· G5: It is imperative that any clinical assessment of depression take sleep quality and metabolic health into account simultaneously
· G6: Not only does each of these address one of the three conditions, but each creates positive knock-on effects for the other two / Never before has the science been clearer on this point

Answer Key

Handout 1 — Vocabulary

1. insomnia 2. circadian 3. cortisol 4. fatigue 5. inflammation 6. serotonin 7. adipose 8. cognitive 9. rumination 10. lethargy 11. comorbidity 12. intervention

Handout 2 — Grammar

Ex 1 (G1–G6): 1-G6 2-G1 3-G4 4-G3 5-G5 6-G2 7-G3 8-G6 9-G4 10-G5

Ex 2 (rewrite): 1. It is reported/claimed that sleep deprivation increases cortisol by up to 37% / Sleep deprivation is reported to increase cortisol levels by up to 37% (G1) 2. Not only does chronic insomnia predict depression, but it also dismantles the motivation needed to address either condition (G6) 3. It is not willpower that the insomniac lacks — it is the neurochemical conditions that make willpower physiologically possible / What the insomniac lacks is not willpower but the biological substrate that makes self-regulation possible (G3) 4. It is imperative that depression be assessed alongside sleep quality and metabolic health / that no antidepressant be prescribed without screening for sleep disorders (G5) 5. If the conditions had been treated as a comorbidity cluster from the start, recovery might be more likely / outcomes might look considerably different today (G2)

Ex 3 (concession): 1. Despite / In spite of 2. Even though / Although / While 3. Nevertheless / Nonetheless 4. While / Although 5. despite / in spite of

Ex 4 (subjunctive): 1. BE assessed 2. BE treated 3. HAVE 4. BE prescribed 5. REMAIN

Ex 5 (inversion): 1. Never before has the connection between sleep deprivation and weight gain been so clearly documented at a neurobiological level. 2. Not only does poor sleep drive weight gain, but it also systematically dismantles the motivation needed to address it. 3. Rarely does a single-intervention approach produce lasting improvement when the underlying comorbidities remain untreated. 4. So elevated was his cortisol after years of night shifts that even adequate sleep could not immediately restore normal metabolic function. 5. Not until all three conditions were addressed simultaneously did the patient begin to show sustained improvement.

Reading + Listening

Reading T/F/NG: 1 T 2 T 3 F (the narrator argues it is not willpower but neurochemistry) 4 NG 5 T

Listening Task 1: 1-C 2-B 3-A

Task 2: hierarchy / vicious cycle / single-intervention / reversed / comorbidity cluster / more encouraging / sleep timing / cognitive / rumination / knock-on / willpower / neurochemical / cortisol / prefrontal cortex / fatigue / cognitive flexibility / self-help / motivation

What Do You Do if You Are an Overweight Insomniac Who is Slightly Depressed?

Longform Health Journalism · Student Handouts · C1–C2

Name:

Date:

Class:

Handout 1

Vocabulary

Part A — Key Words (C1–C2)

Word

What it means / how it is used

cortisol

the body's primary stress hormone, released by the adrenal glands — elevated cortisol disrupts sleep, drives fat storage and impairs cognitive function — Chronic sleep deprivation keeps cortisol elevated throughout the day, making it harder to lose weight regardless of diet.

inflammation

the body's immune response — chronic, low-grade inflammation is now linked to depression and metabolic disease — Excess adipose tissue produces inflammatory markers that are associated with both depression and insulin resistance.

circadian

relating to the body's natural 24-hour biological cycle — Working night shifts for years disrupts the circadian rhythm in ways that can persist long after the shift work ends.

cognitive

relating to mental processes such as thinking, memory and attention — Sleep deprivation produces significant cognitive impairment — slower reaction times, reduced working memory and impaired decision-making.

lethargy

a state of physical and mental sluggishness; a lack of energy and enthusiasm — The lethargy associated with depression is not merely "feeling tired" — it is a physiological state that makes movement genuinely effortful.

adipose

relating to body fat; adipose tissue is the technical term for fat stored in the body — Excess adipose tissue, particularly in the abdominal region, produces hormones and inflammatory markers that affect mood and sleep.

serotonin

a neurotransmitter associated with mood regulation, appetite and sleep — Chronic sleep deprivation suppresses serotonin synthesis, which helps explain why insomnia so often precedes or accompanies depression.

insomnia

persistent inability to fall asleep or stay asleep — Insomnia is both a symptom of depression and a cause of it — a bidirectional relationship that makes treatment particularly complex.

rumination

the process of repeatedly and compulsively thinking about a problem or upsetting situation — Rumination is the engine of insomnia: the mind that will not stop processing at 2am is not weak — it is stuck in a loop that has its own neurobiological momentum.

intervention

a deliberate action taken to change or improve a situation, especially a medical or therapeutic treatment — Single-intervention approaches — treating only the insomnia or only the depression — tend to produce short-term improvements that are quickly reversed.

comorbidity

the simultaneous presence of two or more diseases or medical conditions in a patient — Obesity, insomnia and depression form a comorbidity cluster in which each condition worsens and maintains the others.

fatigue

extreme tiredness, typically resulting from mental or physical exertion or illness — The fatigue of chronic insomnia is qualitatively different from ordinary tiredness — it is a persistent state that does not resolve with a single night of adequate sleep.

Part B — The Vicious Triangle

The three conditions in the essay form a vicious triangle — each one worsens the other two. Look at the diagram. Then write the correct vocabulary word or phrase from Part A in each gap.

⚖️ Weight

Excess __________________ tissue produces __________________ markers that affect mood and sleep

😴 Sleep

__________________ rhythm disruption and __________________ suppress __________________ synthesis

🧠 Mood

Elevated __________________ and __________________ drive __________________ and weight gain

Part C — Fill in the Gaps

Use the words from Part A. Each word is used once.

1.Persistent difficulty falling or staying asleep — what clinicians call __________________ — affects approximately one in three adults at some point in their lives.

2.The body's natural 24-hour clock — the __________________ rhythm — governs not only sleep but also metabolism, cortisol release and mood regulation.

3.__________________ is produced in response to stress, but chronic elevation — as occurs in both poor sleep and persistent low mood — causes fat accumulation and impairs immune function.

4.The __________________ of depression is not simply tiredness — it is a physiological state that makes voluntary movement feel effortful in a way that healthy individuals find difficult to imagine.

5.Chronic low-grade __________________ — now associated with excess body fat and poor sleep — is one of the most promising areas of research into the biological mechanisms of depression.

6.__________________ is often described as the "happiness hormone," but its role is considerably more complex: it also regulates appetite, sleep architecture and pain sensitivity.

7.Abdominal __________________ tissue is metabolically active — it secretes hormones and cytokines that affect mood, sleep and cardiovascular risk in ways that subcutaneous fat does not.

8.Sleep deprivation produces measurable __________________ impairment within twenty-four hours — equivalent, by some measures, to mild alcohol intoxication.

9.__________________ — the tendency to replay difficult thoughts and experiences compulsively — is one of the primary mechanisms by which low mood prevents sleep onset.

10.The __________________ associated with poor sleep and low mood often prevents the very activities — exercise, social connection, food preparation — that might address those conditions.

11.When two or more conditions occur together and reinforce each other, clinicians describe the pattern as a __________________ — a term that captures the way each condition makes the others harder to treat.

12.An effective __________________ for this comorbidity cluster must address all three conditions simultaneously — treating them in sequence, one at a time, tends to produce gains that are quickly reversed.

Handout 2

Grammar

Six Advanced Structures — Health, Mind and the Language of Science

G1 — PASSIVE REPORTING
For citing research, reporting findings and acknowledging contested claims.
It is widely reported that sleep deprivation increases cortisol levels by up to 37%.
Chronic insomnia is said to precede the onset of depression in over 40% of cases.
It has been suggested that the relationship between adipose tissue and depression may be mediated by inflammatory cytokines.
Pattern 1: It is/has been reported/suggested/claimed THAT + clause
Pattern 2: Subject + is said/reported/found TO + inf or TO HAVE + pp

G2 — MIXED CONDITIONALS
The personal history of a health condition — past decisions and their present consequences.
If I hadn't spent fifteen years working night shifts, my circadian rhythm might not be as dysregulated as it is now.
If the GP had screened for sleep disorders at the same time as prescribing antidepressants, the treatment might have been more effective.
If these three conditions had been treated as a comorbidity cluster from the beginning, the outcome might look very different today.
Structure: If + past perfect → would/might/could + bare infinitive (present result) or + have + pp (past result)

G3 — CLEFT SENTENCES
Correcting the "willpower narrative" — placing the cause precisely where the evidence puts it.
It is not willpower that the overweight insomniac lacks — it is the neurochemical conditions that make willpower possible.
It was not laziness that kept him on the sofa — it was a cortisol profile that made movement genuinely effortful.
What sleep deprivation does to appetite is not a failure of self-control — it is a hormonal recalibration.
What the research consistently shows is that single-intervention approaches fail because the untreated conditions undermine the treated one.
It-clefts: It is/was [X] that/who… · Wh-clefts: What [X] is/was/does…

G4 — CONCESSION
Acknowledging the appeal of simple advice while explaining why it fails.
Despite the appealing simplicity of "eat less, move more", this advice is physiologically naïve for anyone in chronic sleep deprivation.
Even though exercise is one of the most effective interventions for mild depression, the lethargy produced by depression makes exercise feel impossible.
Improving sleep hygiene can reduce cortisol. Nevertheless, when rumination is severe, sleep hygiene alone is rarely sufficient.
While antidepressants can be effective, prescribing them without addressing the underlying insomnia often produces only partial remission.

G5 — SUBJUNCTIVE
Clinical and institutional demands — what healthcare systems must do.
It is imperative that any intervention for depression be evaluated in the context of the patient's sleep and metabolic health simultaneously.
Prof. Holloway insisted that the comorbidity cluster be treated as a single clinical problem, not three separate ones.
It is essential that patients with chronic insomnia be screened for depression before any pharmacological treatment be initiated.
Structure: that + subject + BASE FORM · Triggers: imperative / essential / vital / demand / insist / recommend

G6 — INVERSION
Rhetorical force in longform journalism and scientific commentary.
Never before has the connection between sleep deprivation and weight gain been so clearly documented at a neurobiological level.
Not only does poor sleep drive weight gain, but it also systematically dismantles the motivation to address it.
Rarely has clinical research so consistently confirmed what sufferers already know intuitively.
So elevated was his cortisol after years of disrupted sleep that even adequate rest could not immediately restore normal metabolic function.
Triggers: Not only · Rarely · Never (before) · So + adj · Not until · Seldom → invert auxiliary + subject

Exercise 1 — Label Each Sentence (G1–G6)

1.Never before has the bidirectional relationship between insomnia and depression been so clearly established in large-scale longitudinal studies. [ ]

2.It is widely reported that even a single night of poor sleep can increase caloric intake the following day by three to five hundred calories. [ ]

3.Despite the well-documented benefits of regular exercise for both mood and sleep quality, the lethargy produced by depression makes initiating exercise one of the most clinically challenging recommendations to implement. [ ]

4.What the comorbidity literature demonstrates is not that these conditions are merely associated — it is that they are mechanistically interdependent. [ ]

5.It is essential that any clinical assessment of weight-related metabolic dysfunction include a detailed evaluation of both sleep quality and depressive symptomatology. [ ]

6.If the inflammation hypothesis of depression had been taken seriously thirty years earlier, the development of effective interventions might have proceeded along very different lines. [ ]

7.It is not the absence of knowledge that prevents people from changing their health behaviours — it is the absence of the neurochemical conditions that make behaviour change possible. [ ]

8.Not only does cortisol elevation impair sleep quality, but it also increases the tendency to store fat in the abdominal region — creating a feedback loop between stress, weight and further disrupted sleep. [ ]

9.Even though cognitive behavioural therapy for insomnia is considered the most effective treatment for chronic sleep difficulties, it remains largely inaccessible to those without private healthcare. [ ]

10.The committee recommended that no antidepressant be prescribed without a concurrent assessment of sleep architecture and metabolic health indicators. [ ]

Exercise 2 — Rewrite Using the Structure Indicated

Keep the meaning. Use the structure in brackets.

1."Research reports that sleep deprivation increases cortisol by up to 37%." → _______________ [G1 — two forms]

2."Poor sleep drives weight gain AND it dismantles the motivation to address the problem." → _______________ [G6 — Not only…]

3."The insomniac does not lack willpower — they lack the neurochemical conditions that make willpower possible." → _______________ [G3 — two forms]

4."Depression must be assessed alongside sleep and metabolic health. No antidepressant must be prescribed without this." → _______________ [G5]

5."The conditions were not treated as a cluster at the start, so recovery is slow now." → _______________ [G2 — mixed conditional]

Exercise 3 — Concession: Choose the Best Connector

Use: despite · even though · nevertheless · while · in spite of

1.__________________ the well-established link between regular exercise and improved mood, fewer than 30% of people with a diagnosis of depression exercise at recommended levels.

2.__________________ improving sleep quality is one of the most reliable short-term interventions for mild depression, the insomnia itself is often maintained by the rumination that depression produces.

3.The narrator understood, intellectually, that eating toast at midnight was undermining his sleep. __________________, at eleven o'clock on a Tuesday, the toast was still there.

4.__________________ antidepressants can produce genuine improvements in mood, their effectiveness is substantially reduced when the underlying insomnia and metabolic dysfunction remain unaddressed.

5.Structured physical activity programmes have shown promising results for the comorbidity cluster __________________ the methodological challenges of conducting randomised controlled trials in this population.

Exercise 4 — Subjunctive: Correct the Error

1. "It is imperative that the patient's sleep quality is assessed before any pharmacological intervention for depression is considered."