A man's beard grows fastest when he anticipates sex.
239
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Your thumb is about the same size as your nose.
124
Yawns are more contagious among people with closer relationships.
163
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Research has determined that most people are happiest at 7:26pm on a Saturday night.
70
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
It takes about 20 seconds for a red blood cell to circle the whole body.
102