The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Pain travels through the body at 350 feet per second!
23
Your ears secrete more earwax when you are afraid than when you aren't.
229
Chocolate, sex, and laughter are all important for a healthy brain.
37
Drinking banana milkshake is a perfect cure for hangover.
21
People that suffer from gum disease are twice as likely to have a stroke or heart attack.
22
Your hair grows faster in the morning than at any other time of day.
91
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18