Lack of water is the #1 trigger of daytime fatigue.
148
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
There are more bacteria in your mouth than there are people in the world.
60
The average person's skin weighs twice as much as their brain.
131
Kissing an infection-free partner is good for your teeth!
141
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
The average sperm cell swims at 8 inches per hour.
4