PrimeWire

You can now watch the entire Michael Mosley: Secrets of the Superagers Season 1 Episode 4 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

Michael travels to Los Angeles to meet a 71-year-old great-grandmother with amazingly line-free skin, and in Sacramento, he learns about a study that reveals how chemicals in mangoes can visibly reduce wrinkles. In New York, Michael meets a scientist who's discovered that we can delay the onset of grey hair by reducing harmful levels of stress, and in Beijing, a group of models in their 60s and 70s show how our faces contain important information about our health.