Among the trillions of microbes that live in the gut, one obscure bacterium has suddenly become a star of obesity research.

Because constipation can cause stool to build up inside a person’s bowels, it may cause a temporary increase in weight. Constipation occurs when a person’s bowel movements are infrequent or difficult ...

Eating fast food daily can lead to a poor-quality diet, high sugar and fat intake, and nutrient deficiencies, which can trigger ongoing inflammation and oxidative stress processes linked to systemic ...

Some research links smoking to weight changes. However, it may not cause weight gain directly. Quitting smoking has shown links to minimal weight gain, for various reasons. Smoking is the most common ...

Actor Tracy Morgan revealed he gained 40 pounds while taking Ozempic, and experts say although it’s less common, weight gain may occur on the medication if patients have a high calorie diet, insulin ...

Potential side effects caused by the popular exercise supplement creatine include weight gain, nausea, diarrhea, muscle ...