Do you ever wonder why you typically feel hungry when it's time for dinner?

Researchers say that's not just a habit, but a physiological drive, with the human body able to predict the timing of regular meals.

"We often get hungry around the same time every day, but the extent to which our biology can anticipate mealtimes is unknown. It is possible that metabolic rhythms align to mea...

Here's yet another consequence of America's childhood obesity epidemic: New research shows that girls with type 2 diabetes can set themselves up for developing a condition known as polycystic ovary syndrome (PCOS).

PCOS occurs when a woman's ovaries or adrenal glands produce more male hormones t...

Pregnant women who use hair dyes or straighteners may have relatively lower levels of pregnancy-supporting hormones, a recent study suggests.

Researchers found that among more than 1,000 pregnant women they followed, those who used certain hair products -- dyes, bleaches, relaxers or mous...