Your fingernails grow faster in summer.
744
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The human sigh acts as a physiological reset button.
23
We share 70% of our DNA with a slug.
218
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Your thumb is about the same size as your nose.
124
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92