A 111-year-old is now the world's oldest living man. Here are his 3 tips for living a long, happy life. 111-year-old John Tinniswood, the world's oldest man, has three tips for younger people wanting to live as long as he has. https://www.businessinsider.com/oldest-living-man-john-tinniswood-longevity-secret-life-advice-2024-4