Scientists discovered that the devastating bubonic plague pandemic shaped human evolution and is still affecting our health 700 years later.

For decades, weight loss has often been reduced to a simple formula: eat less and move more. But as many people know from experience, body weight is far more complex than basic calorie counting.

For years, the standard advice on exercise has sounded simple: move more. But a large new study suggests that message may be missing something important.

Most of us think of sitting as one big category. Too much of it is bad, and that is the end of the story. But research suggests the picture may be more complicated than that,

We’ve all experienced that post-workout mental clarity - that feeling of being a bit "sharper" after hitting the gym or going for a run. But what is actually happening inside our heads to cause that?

Research gives us an unprecedented look into the brain right after physical activity, and the findings might just change how you view a quick sweat session.

A long-running study of more than 131,000 adults links moderate caffeinated coffee or tea intake with a slightly lower risk of dementia and slower cognitive decline. Here is what it found, and what it does not prove.

Some memories vanish by dinner time. Others stay with us for decades. What decides which is which?

Most of us think of dentists when our gums are sore, not brain scans. Yet a new study hints that what’s happening along the gumline may show up deep inside the brain.

Here’s what the scientists measured, what it could mean, and how to protect yourself while we wait for more answers.

Research suggests that the timing of your exam can significantly impact your chances of passing, and the same might hold true for job interviews.

Ever wonder why you still feel tired, irritable, or unable to concentrate, even after a full night’s sleep? Studies suggest the culprit could be your night-time exposure to artificial light—from smartphones, tablets, computers, and LED lights.