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
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
If you cut a 'V' shape into your toe nails, you can prevent 'in-grown' toe nails.
22
The human body contains over a billion miles of DNA.
147
Gardening is said to be one of the best exercises for maintaining healthy bones.
40
By the age of 60, most people have lost 50% of their taste buds.
17
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93