Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The human sigh acts as a physiological reset button.
23
Drinking watermelon juice before a workout helps reduce muscle soreness.
21
A sneeze can travel as fast as 100 miles per hour.
43
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160