The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
The human body contains over a billion miles of DNA.
147
One human hair can support 3 ounces.
191
The human brain doesn't stop developing until about 25 years old.
102
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Our Right Lungs takes more air than our left lung.
194
The human brain uses approximately as much energy as a 10 watt light bulb.
120
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46