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On Health and Health Care

Clear Commentary on Current Developments

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Welcome!

Are you interested in medical science and personal health care and want to better understand the rapid advances in, for example, genetics, drug treatments, nutrition or vaccines? This website is for you.

Are you concerned that our health care system is remarkable for poor access, high cost, complexity, and variable quality? You have lots of company.

Here you will find informative and reliable commentary on a wide range of health and health care issues, and occasional just fun or practical topics, by Steven R. Kanner, MD, MSM.

Dr. Kanner is Harvard and MIT educated. He has over fifty years of clinical experience with tens of thousands of patient encounters in his primary care practice, Harvard teaching hospitals, and emergency rooms, as well as deep involvement in public health and health care delivery systems. We believe you will find this website to be accurate and trustworthy. We welcome you.

Weight gain after stopping GLP

January 23, 2026

Weight Rebounds When Stop GLP-1 Drugs, Studies Show

Two recent studies show that lost weight returns within a year or two after stopping Ozempic or Wegovy or other GLP-1 drugs. Discouraging but not hopeless.
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