Pain occurs when sounds are above 130 db.
124
Tigers can see 6 times better at night than humans.
305
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human sigh acts as a physiological reset button.
23
It takes approximately 12 hours for food to entirely digest.
93
Your thumb is about the same size as your nose.
124
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197