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

This article was reviewed by Felix Gussone, MD. Key Takeaways: Hormones like insulin, cortisol, thyroid hormones, and ...

In the early 40s, and perhaps even earlier, it is important for women and their health care team to start discussing ...

Waking up tired after 40 isn’t just frustrating, it can affect hunger hormones and weight. Experts explain why good sleep is ...

There are physiological processes that begin long before menopause itself, but weight gain isn’t necessarily inevitable ...

Melatonin is a hormone that regulates your sleep-wake cycle. Some research shows melatonin supplements might promote modest ...

January often brings a sense of reset, along with goals of building muscle and losing fat – also known as body recomposition ...

People tend to put on about a pound on average from November to January. Avoid winter weight gain by eating nutritious foods, ...

Explore the truth behind the myth that fat turns into muscle. Learn how to effectively lose fat and gain muscle ...

In another, perhaps counterintuitive study, mice that had all their gut bacteria wiped out were protected from gaining as ...

Weight gain is common in women during perimenopause and after menopause, but the physical changes underlying it start much ...