Results

7 stories for“circadian rhythm”

Chrononutrition research links late eating to worse metabolic outcomes, but the field is younger and messier than headlines suggest.

Sep 25, 2025

Lifestyle

The Siesta Was Right: What the Evidence Says About a Twenty-Minute Nap and a Ninety-Minute One

The early afternoon dip is built into the body clock, not caused by lunch. A short nap restores alertness without grogginess; a long one repays a bad night but costs you the evening. The times in between are the problem.

Jul 13, 2023

Lifestyle

Dinacharya Said Eat Your Largest Meal at Midday, and Chronobiology Spent the Last Decade Agreeing

The Ayurvedic daily routine and modern circadian science reach several of the same conclusions from completely different premises. Where they converge is worth taking seriously, and where they part company is worth being honest about.

Sep 4, 2026

Lifestyle

Brahma Muhurta Says Rise Before Dawn, and Roughly Half Your Wake Time Was Decided by Your Genes

The Ayurvedic instruction to wake around ninety minutes before sunrise is good advice for some people and a recipe for chronic sleep debt for others. Chronotype is substantially heritable, and willpower does not move it far.

Sep 4, 2026

Travel

Jet Lag: What Light, Meals and Melatonin Can Do, and What Only Time Can

The body clock shifts about an hour a day on its own. Bright light at the right time moves it faster, light at the wrong time moves it backwards, and most of what is sold for jet lag does neither.

Jun 22, 2023

Health

A Bedroom That Is Not Quite Dark Is Linked to a Thicker, Stiffer Heart, in the First Study to Measure Both

Eleven thousand people wore a light sensor for a week. Three years later, those who slept in more than three lux, a very dim room, had thicker left ventricles and muscle that flexed less. The differences are small. Cardiologists still care.

Sep 12, 2026

Nutrition

Ramadan Fasting and Metabolic Health: What Research Shows

Studies from recent Ramadan seasons tie dawn-to-dusk fasting to real metabolic gains, but the benefits depend heavily on what happens after iftar each night.

Apr 20, 2025

Results

Meal Timing and Late-Night Eating: What Circadian Nutrition Research Actually Shows

The Siesta Was Right: What the Evidence Says About a Twenty-Minute Nap and a Ninety-Minute One

Dinacharya Said Eat Your Largest Meal at Midday, and Chronobiology Spent the Last Decade Agreeing

Brahma Muhurta Says Rise Before Dawn, and Roughly Half Your Wake Time Was Decided by Your Genes

Jet Lag: What Light, Meals and Melatonin Can Do, and What Only Time Can

A Bedroom That Is Not Quite Dark Is Linked to a Thicker, Stiffer Heart, in the First Study to Measure Both

Ramadan Fasting and Metabolic Health: What Research Shows

Results

Meal Timing and Late-Night Eating: What Circadian Nutrition Research Actually Shows

The Siesta Was Right: What the Evidence Says About a Twenty-Minute Nap and a Ninety-Minute One

Dinacharya Said Eat Your Largest Meal at Midday, and Chronobiology Spent the Last Decade Agreeing

Brahma Muhurta Says Rise Before Dawn, and Roughly Half Your Wake Time Was Decided by Your Genes

Jet Lag: What Light, Meals and Melatonin Can Do, and What Only Time Can

A Bedroom That Is Not Quite Dark Is Linked to a Thicker, Stiffer Heart, in the First Study to Measure Both

Ramadan Fasting and Metabolic Health: What Research Shows