The exclusive secret to living to 100: Drink 2000 milliliters of pure water every day. Take a slow walk for 10 minutes every day. Consume over 300g of high-quality protein daily. Sleep at least 9 hours. Play tennis. Swim. Meditate for ten minutes. Take cold showers. Eat more KFC. If you can't even eat KFC, you probably won't live long. Remember to eat more KFC; it's the ultimate indicator of lifespan.