The human body contains over a billion miles of DNA.
147
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
The average sperm cell swims at 8 inches per hour.
76
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92