Library

Ideas that change what you do tomorrow.

Sourced articles and guides on the challenges our programs tackle, for you and for teams. Each one ends with something you can try.

Eating and weight

Does your metabolism slow down in your 40s?

Herman Pontzer told Ologies that adult metabolism holds steady until about 60. What that means for midlife weight gain, and what to look at instead.

Short readOctober 18, 2026 · 3 min read

Eating and weight

Why is ultra-processed food so easy to overeat?

Chris van Tulleken on ZOE: soft, energy-dense food outruns fullness. What Kevin Hall's trial found about eating speed, and one small change to try.

Short readOctober 18, 2026 · 3 min read

Eating and weight

Can more sleep help with weight loss?

Alan Aragon told ZOE he starts with sleep, not food. What a trial of short sleepers found, and a small bedtime change to try this week.

Short readOctober 18, 2026 · 3 min read

Eating and weight

A habit tracker for weight loss, without counting anything

Gary Bennett on NPR's Life Kit: one woman tracked her goals with a smiley or sad face a day. What self-monitoring research says, and how to try it.

Short readOctober 18, 2026 · 3 min read

Eating and weight

Why knowing what to eat doesn't change what you eat

Wendy Wood on Hidden Brain: the 5 a Day campaign changed what people knew, not what they ate. Why habits beat good intentions, and how to set one up.

Short readOctober 18, 2026 · 3 min read

Eating and weight

Is weight gain a lack of effort? A doctor's apology

Peter Attia's TED talk ends with an apology for judging a woman's weight. What research says about blame and eating, and a kinder way to read a slip.

Short readOctober 18, 2026 · 3 min read

Eating and weight

How to lose weight sustainably: Kevin Hall on what lasts

How to lose weight sustainably: what Kevin Hall's research says about why weight comes back, and how to pick a few habits you'd keep anyway. Seven steps.

October 17, 2026 · 13 min read

Eating and weight

Emotional eating: Judson Brewer on how to stop stress eating

Emotional eating, explained: who really eats more under stress, Judson Brewer's curiosity method, and a pause that works better than a new food rule.

October 17, 2026 · 13 min read

Eating and weight

Always hungry? Giles Yeo on hunger, appetite and a fuller plate

Always hungry? Giles Yeo explains why hunger is biology and rises after weight loss, and what makes a day less hungry: the first meal, gaps, the plate, sleep.

October 17, 2026 · 13 min read

Eating and weight

Eating at night: what Zachary Knight's hunger research explains

Why eating at night is so hard to stop, from Zachary Knight's hunger research and the meal-timing trials, and a fix that starts at lunch, not at a cutoff.

October 17, 2026 · 13 min read

Eating and weight

Portion control without counting: Wendy Wood on cues and habits

Portion control without counting: what Wendy Wood's habit research and the portion studies show, and how to set up plates, packages and your kitchen once.

October 17, 2026 · 12 min read

Eating and weight

Cheat days and all-or-nothing eating: Yoni Freedhoff's fix

Is a cheat day good for weight loss? Yoni Freedhoff and research on strict eating point to a better plan: favorite foods on purpose, then a normal next meal.

October 17, 2026 · 13 min read

Eating and weight

Walking for weight loss: what Herman Pontzer's research shows

Walking for weight loss: why the scale barely moves, what Herman Pontzer found about energy burned, and why walking still matters for keeping weight off.

October 17, 2026 · 13 min read

Eating and weight

Weight loss plateau? Fatima Cody Stanford on why it happens

Why weight loss stalls, what Fatima Cody Stanford's "set range" means, what studies say about starvation mode, and what people who keep weight off do.

October 17, 2026 · 13 min read

Eating and weight

Is there a best diet for weight loss? Christopher Gardner answers

Is there a best diet for weight loss? Christopher Gardner's year-long trials found small gaps between diets and big gaps between people. What it means for you.

October 17, 2026 · 13 min read