Four key factors can greatly impact how much weight people lose while taking GLP-1 drugs like Ozempic, Wegovy, Victoza, and Saxenda. Here's what to know.

However, the research found that exercising helped preserve bone loss. Experts said that the findings may apply to other GLP-1s, such as semaglutide, the active ingredient in Ozempic. A rapid drop in weight can result in a loss of bone density,

Meaning, whether you lose weight through a change in your diet, a different medication, or bariatric surgery, there is a risk of losing bone density. However, in this particular study, taking weight loss drugs like Ozempic did seem to have a bigger impact on bone density than losing weight through other means.

F ROM LOS ANGELES to London, weight-loss drugs such as Ozempic are reshaping culture as much as waistlines. Some Ozempic-takers have tiny appetites and dine at unusual hours to avoid spells of nausea.

In July, the U.S. Food and Drug Administration warned that people are overdosing on compounded semaglutide injectable products.

Many people are doing an end-run around their doctor's office, reaching out to potentially unreliable sources that promise to set them up with Wegovy, Zepbound and other weight-loss drugs.

"Weight loss medications are not one size fits all and patients should always discuss options with a trusted medical professional," one expert told Newsweek.