On average a woman has 4 sexual partners in her lifetime.
-143
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Yawns are more contagious among people with closer relationships.
163
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Poor eyesight (myopia) is associated with higher IQ.
232
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197