calorie-free

Intermittent fasting may not offer dramatic benefits — here’s why

What defines success depends on who you ask.

total recall

Intermittent fasting could significantly shape long-term memory

If our brains are anything like those of mice in a maze, fasting may hone recall skills.

family heirloom

Intermittent fasting could have unintended effects on future generations

Worms’ descendants suffered from their ancestors’ diets.

full stop

The hormone that helps us feel full may also help keep our brain together

There’s more to leptin than meets the eye.

Gut feeling

How fasting changes your gut microbiome

The timing of eating matters.

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Sleep and intermittent fasting: Here's how science explains it

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5 popular intermittent fasting methods and how they work

Here’s what they do to your body.

liquid lunch

5 liquids that technically won’t break a fast

Science says so.

smart food

Four ways fasting may help your brain

Time without food benefits the mind, not just the body.

Fast fact

Fasting found to have a transformative effect on diet results

A new study suggests fasting can benefit difficult-to-treat metabolic problems.

Fast facts

Intermittent fasting: the 3 things nobody tells you before you begin

The relationship between fasting, weight loss, and fat is complicated.

Inverse guides

Intuitive fasting: Why this "third way" of living could be better