It takes about 20 seconds for a red blood cell to circle the whole body.
102
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Pain occurs when sounds are above 130 db.
124