Brains work in mysterious ways, influencing diet more than people might realize. It might scientifically be a lot tougher for one person to turn down a brownie sundae than another.

Emerging research has shown a correlation between depression and low testosterone. Now medical experts in Florida say they have discovered the part of the brain which plays a major role in mediating the effects of the hormone.

Children are fast learners, and the actions of their parents can affect them for their entire life. But how much effect does a negative experience have for very young children and infants? It may be more than you think.

The number of twins born in the U.S. each year has almost doubled in the past three decades. And an increase in twins means increases in potential health problems and healthcare costs.

If you really need that cup of joe, it's okay, Mom. Whether you're pregnant or breastfeeding, your coffee habit won’t come back to haunt you with increased nighttime baby wakings.

The same disease can have different symptoms in different people. For cystic fibrosis, researchers are beginning to understand why it affects people in different ways.

The news doesn't sound good: the obesity epidemic appears more widespread than previously believed. But patients and doctors armed with better knowledge can better address their health.

Is your child's sneezing part of a cold or just seasonal allergies? Researchers have a few tips on how to distinguish a child's cold or allergy symptoms.