Longevity: can ageing be reversed? | The Economist

Ageing has always been inevitable but fasting, epigenetic reprogramming and parabiosis are just some of the scientific techniques that seem to help people stay young. Might the Peter Pan dream become real? 00:00 - Can science turn back the clock? 01:01 - Centenarians 02:51 - What is ageing? 04:51 - Dietary restriction 06:00 - Roundworms 07:55 - Epigenetics 09:43 - Blood and guts 11:40 - Senolytics 12:38 - Metformin 13:51 - Anti-ageing treatments are coming