Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The skin on your lips is 200 times more sensitive than your fingertips.
345
Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
Fingernails grow fastest on the hand you favor.
44
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
One quarter of the human brain is used to control the eyes.
43
The average sperm cell swims at 8 inches per hour.
76