"Weight changes are not only characteristic of midlife or menopause. Data have shown that weight gain starts early in adulthood," Dr. Hurtado says. "Around age 30, your muscle mass starts decreasing ...

Here’s why this alternative to the 75 Hard challenge may be a more sustainable approach to weight loss and improved fitness.

The fitness journey often presents an emotional challenge when the scale shows unexpected increases after dedicated workout sessions. This perplexing phenomenon, while initially discouraging, ...

Bulking — the idea of eating well above your maintenance calories to gain muscle — is one of those fitness topics that won't die. You've probably heard it: "Eat big to get big." But is it necessary?

A man, 34, shared his daily diet with Business Insider for help with building muscle and losing fat. A registered nutritionist and personal trainer, Jamie Wright, said he could take two approaches.