Your body is creating and killing about 2.4 million red blood cells per second.
17
Chewing gum boosts your brain power.
285
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
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
Yawns are more contagious among people with closer relationships.
163
One human hair can support 3 ounces.
191