Taking the drug made one writer feel so sick she quit and focused on healthy habits instead of her body size. Turns out, 65% of people using GLP-1 drugs for weight loss quit within a year.

A telehealth company partnered with a pharmacy that lacked a required license, raising doubts about the safety and efficacy of the weight-loss medicines it mailed to patients.

Several new studies find promising evidence that the GLP-1 class of drugs may have a cancer-preventive effect, especially for cancers linked to obesity.

Popular weight-loss drugs mimic GLP-1, a hormone the body makes naturally after eating. Turns out some foods trigger GLP-1 better than others, making us feel full and eat less.