Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
It takes about 20 seconds for a red blood cell to circle the whole body.
102
You can't tickle yourself.
29
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
You forget 90% of your dreams.
256
Yawns are more contagious among people with closer relationships.
163
Our Right Lungs takes more air than our left lung.
194