Every time you sneeze some of your brain cells die.
113
The human brain is more active during sleep than during the day.
28
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The human brain doesn't stop developing until about 25 years old.
102
Your body is creating and killing 15 million red blood cells per second.
50
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
It takes 17 muscles to smile, 43 to frown.
65
Every day, the average person swallows about a quart of mucous.
5