Medically reviewed by Kelly Wood, MD Hormones play a major role in energy usage and storage, metabolism, growth, and fat distribution. When hormone levels shift, unexpected weight gain may occur.

Before panic sets in, it’s important to understand that rapid weight changes rarely represent actual fat gain. The human body is complex, and numerous factors can cause temporary fluctuations ...

The supplement industry markets countless products promising rapid weight gain, but only a handful offer meaningful benefits backed by scientific evidence. Understanding which supplements ...

Rapid weight gain may be due to lifestyle changes such as quitting smoking. However, it may also indicate an underlying medical condition, such as kidney disease, insomnia, and cirrhosis.

Try AARP’s Body Mass Index Calculator and determine your healthy weight. Unintentionally shedding pounds due to things like illness, depression or a medication that steals your appetite can spell ...

Why? These health issues affect your ability to exercise, eat a healthy diet, and get enough sleep. You could also have genes that predispose you to weight gain and obesity. It can be tricky to ...

Achieving a healthy weight gain involves a gradual process of increasing muscle mass and subcutaneous fat through a proper diet, additional calories, and sufficient sleep. Nutritious high-calorie ...

“What is so striking about this study is that we saw a complete prevention of diet-related weight gain in these animals,” said senior author Christopher Lowry, professor of integrative physiology.

She paused her Zepbound injections for a few weeks and is watching her weight like a hawk, worrying about any hint of weight gain ... ordering a kids’ meal at fast food restaurants and ...

You may gain weight or notice a change in your body shape. It may help to switch your medication. You may need to adjust your diet and lifestyle ... or hospital may spell out other rights.