Poor eyesight (myopia) is associated with higher IQ.
232
The average sperm cell swims at 8 inches per hour.
4
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
Your heart will pump about 212 million liters in its lifetime.
26
