Many people find that maintaining a healthy weight becomes harder with age, even when diet and activity levels remain unchanged. This is not just about willpower but about how the body changes over ...

Hitting 30 used to feel like a milestone worth celebrating. Now it feels like your metabolism got the memo to clock out permanently while your appetite decided to work overtime. If you’re wondering ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Insulin is a crucial hormone you need to survive. When you eat, your body breaks down food—specifically, ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. You gain a lot of things when you get into a new relationship: love, companionship, a new toothbrush in the bathroom. You might also ...