Fingernails grow fastest on the hand you favor.
44
Human hair and fingernails continue to grow after death.
7
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
The lense of the eye continues to grow throughout a person's life.
34
Flu shots only work about 70% of the time.
18
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
You have no sense of smell when you're sleeping!
72
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