When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
The average person who stops smoking requires one hour less sleep a night.
79
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Your thumb is about the same size as your nose.
124
The average sperm cell swims at 8 inches per hour.
4
The average office desk has 400 times more bacteria than a toilet.
22