The Science of Weight Loss

Trying to help a friend keep weight off after a diet sounds like a good idea, but certain kinds of advice may actually have the opposite effect, a new study from Greece suggests.

Losing weight is only half the battle — for many people, the bigger challenge is keeping the pounds off over the long term. Here are the best science-based tips for weight-loss maintenance.

Don't let stress during pregnancy derail your healthy habits.

Here's how to get back into exercise after giving birth.

Here's how to put on pounds without putting your health at risk.

The best practices to help lose the baby weight in a healthy way.

Intermittent fasting, or fasting just a few days a week, was initially decried by health experts as unhealthy. But new studies show it might not be so bad.

Many Americans are passing on their fruits and vegetables.

Are calories really the key to weight loss?

Want to eat for weight loss? Here's how to do it.