Weight fluctuation happens daily, week to week, or month to month. Learn about causes and when to see a healthcare provider about weight changes.

Bulimia may lead to weight gain rather than loss due to binge eating, as purging doesn’t significantly reduce caloric intake. Weight changes are also possible during recovery. Bulimia nervosa is an ...

Jillian Kubala, MS, is a registered dietitian based in Westhampton, NY. Jillian uses a unique and personalized approach to help her clients achieve optimal wellness through nutrition and lifestyle ...

You're in your mid-40s, eating healthy and exercising regularly. It's the same routine that has worked for years. Yet lately, the number on the scale is creeping up. Clothes fit differently. A bit of ...

The first time I took creatine, I gained 10 pounds in two weeks. At the time, I was ecstatic. I was in high school, and my goal, like many boys my age, was to put on as much weight—ideally muscle—as ...