There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
Tigers can see 6 times better at night than humans.
305
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Obsessive nose picking is called Rhinotillexomania.
101
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139