Your ears secrete more earwax when you are afraid than when you aren't.
235
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
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
The average person has over 1,460 dreams a year!
69
Clinophobia is the fear of beds!
30
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
A man's beard grows fastest when he anticipates sex.
239