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
The lense of the eye continues to grow throughout a person's life.
34
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
You would need to smoke between 20,000-40,000 joints to be at risk of dying of a THC overdose.
12
Only 1 person in 2 billion will live to be 116.
49
40% of all indigestion remedies sold in the world are bought by Americans.
8
Pain travels through your body at 350 ft. per second.
36
