Poor eyesight (myopia) is associated with higher IQ.
232
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
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
Chewing gum boosts your brain power.
285
Your heart will pump about 212 million liters in its lifetime.
26
If you are cold you are more likely to be hungry because you use energy to keep warm.
143