[EN] Interesting facts about your body

• The brain is much more active at night than during the day.
• Women’s hair is about half the diameter of men’s hair.
• The fastest growing nail is on the middle finger.
• The acid in your stomach is strong enough to dissolve razorblades.
• After eating too much, your hearing is less sharp.
• Everyone has a unique smell, except for identical twins.
• Your eyes are always the same size from birth but your nose and ears never stop growing.
• The strongest muscle in the human body is the tongue.
• You use 200 muscles to take one step.
• The tooth is the only part of the human body that can’t repair itself.
• It is not possible to tickle yourself.

source:
wellspringdaily