Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The average sperm cell swims at 8 inches per hour.
76
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Your thumb is about the same size as your nose.
124
Yawns are more contagious among people with closer relationships.
163