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In 1996, cryobiologist Gregory Fahy walked into his doctor’s office and got a monthly supply of growth hormone. Your hope, reinforced by a single study in rats1was that the injections would help him grow his thymus, a peculiar immune organ that atrophies and virtually disappears as people age. Regenerating it, Fahy thought, would help it
Mininyx Doodle/iStockphoto//Getty Images For stories about healthy living, subscribe to NPR Health Bulletin. Should surgeons be allowed to perform euthanasia by removing patients’ hearts and other organs while they are still alive? The idea, called “Death by Organ Donation,” would allow patients undergoing euthanasia to donate organs for transplants in a way that would make