One human hair can support 3 ounces.
191
When you take a step, you are using up to 200 muscles.
886
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Our Right Lungs takes more air than our left lung.
194
The human body contains over a billion miles of DNA.
147
Enamel is hardest substance in the human body.
61