A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
You can alleviate a tickly throat by scratching your ear.
9
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Only 1% of bacteria cause disease in humans!
2
Chocolate, sex, and laughter are all important for a healthy brain.
37
The human sigh acts as a physiological reset button.
23
The largest cell in the human body is the female egg and the smallest is the male sperm.
682