The average sperm cell swims at 8 inches per hour.
76
Our Right Lungs takes more air than our left lung.
194
Yawns are more contagious among people with closer relationships.
163
When you take a step, you are using up to 200 muscles.
886
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Chewing gum boosts your brain power.
285
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Your heart will pump about 212 million liters in its lifetime.
26