Some people with hyperparathyroidism may notice weight gain or weight loss. These changes may occur due to factors like underlying medical conditions or appetite changes. Hyperparathyroidism is ...

Gaining weight and building lean body mass (muscle) requires thought and planning. People who strive to gain healthy weight include athletes, bodybuilders, people with small body frames, aging adults, ...

Your defended weight range can gradually shift upward through hormonal, metabolic, environmental, and microbiome-driven changes that push the body toward higher weight. Questions about why weight gain ...