One out of 20 people have an extra rib.
66
We blink 25 times a minute.
51
The right lung takes in more air than the left.
30
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Your thumb is about the same size as your nose.
124
Applying vodka to your face helps tighten your pores and can reduce the risk of acne breakouts.
19