Fitness

The largest study of its kind suggests long-term physical inactivity and character traits may be linked 

Fish oil supplements are the third most popular nutritional supplement. But just how firm is the evidence to support their use?

The swallowable device looks promising in pigs

Tons of pro athletes are wearing compression gear and using compression machines to improve their performance. But do they really work?

Nicotine, hormones and certain medications can all be delivered through the skin through medicinal patches or creams. Why not vitamins and minerals?

Snapshots taken at roughly 400,000x zoom reveal mineral crystals and proteins organize into twisting, helical shapes

These juicy plant-based burgers could fool even a meat lover. But are they actually healthier for us?

A wider waist is dangerous for reasons we don’t fully grasp

A new scientific research project to help you get active—and keep you motivated

Advice from an N.Y.U. food policy symposium: eating healthfully means you can't ever let down your guard when shopping.

The placebo effect may be an integral part of what we call the Champion’s Mindset

A promising new class of lung-cancer therapies can simply be inhaled, minimizing the side effects to other, healthy organs