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
It takes 17 muscles to smile, 43 to frown.
65
If you unfolded your brain, it would cover an ironing board.
42
More people use blue toothbrushes, than red ones!
66
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
A man once sued his doctor because he survived his cancer longer than the doctor predicted.
74