elon, robert f jr, brain, clinical trials, diabetes, diet and nutrition, drugs (pharmaceuticals), food and drug administration, glp-1 ras (drug), health, health care, health journalists, health news, health reporters, healthcare, journalists, kennedy, media, medicine and health, musk, news, obesity, ozempic (drug), regulation and deregulation of industry, research, science, united states politics and government, weight, your-feed-science, biden, new england journal of medicine