Rapid weight loss from GLP-1 medications can thin bones and increase fracture risk unless patients prioritize key diet changes, physical training and supplementation tips.

Light from RayVio's 293nm ultraviolet (UV) LED is more efficient than sunlight at producing vitamin D3 in skin samples, research shows. Research published in Scientific Reports shows that light from ...

Nancy Rodriguez, PhD, RDN, FACSM, a professor of nutritional sciences at the University of Connecticut, says that back in her day, no one was talking about vitamin D supplements. “In the ‘60s and ‘70s ...

Too much vitamin D can lead to harmful health effects, including high calcium in the blood. Vitamin D toxicity is rare and typically only occurs in people who take very large doses over time, such as ...