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
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
Surgeons who listen to music during operations perform better than those who don't .
87
Bearing a male child can alter a woman's brain by leaving male DNA that can persist for the rest of her life, making her less likely to suffer from Alzheimer's disease, promote tissue repair, and improve her immune system.
16
A man once sued his doctor because he survived his cancer longer than the doctor predicted.
74
We blink 25 times a minute.
51
2 out of 3 adults in the United States have hemorrhoids.
7
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11