Your heart will pump about 212 million liters in its lifetime.
26
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The average person's skin weighs twice as much as their brain.
131
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Every human spent about half an hour as a single cell.
144
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252