References

Grief can trigger a number of cognitive, behavioral and physiological changes.

Here's what the strange euphoria that sets in after aerobic exercise really is.

Many of us seek solace in comfort foods during times of stress. But what makes them so appealing?

Buying Guide The best resistance bands are a low-cost way to strengthen your muscles, whether you’re at home or away.

Is a daytime snooze something to be avoided or embraced?

The thyroid gland is a small, butterfly-shaped organ in the throat. Here's what you need to know about its function.

Researchers have spent half a century investigating contraceptives for men, but how close are we to getting a male birth control pill?

If you've ever wondered, “What does breast milk taste like?” science can provide an answer without having to try it for yourself.

So-called "superfoods" may have health benefits, but no more than other nutritionally dense foods.

The best budget fitness trackers can help you monitor your health without breaking the bank.

Certain chemicals in the brain may influence motivation.

Reference It’s a good source of antioxidants, but does tea help digestion?

January might be a good time to set a new goal.

Habit formation may not be so straightforward.

There are many reasons why we can feel tired in wintertime.

According to quantum mechanics, the physics theory that describes the zoo of subatomic particles, all matter can be described as both particles and waves. But is it real?

The "feel good" neurotransmitter serotonin is associated with mood.

Auroras paint the skies in eerie hues of green and blue in these stunning images of the northern lights.

REFERENCE The term "hangxiety" describes feelings of shame, worry or guilt after drinking. But what causes it?

BUYING GUIDE Grab a box of the best protein bars and hit your nutrition goals on the move.