Your body is creating and killing about 2.4 million red blood cells per second.
17
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
When a person dies, hearing is usually the last sense to go.
124
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
Your skeleton keeps growing until you are about 35, then you start to shrink.
74