The human body is an amazing machine that contains many mysteries. Doctors and Scientists are still discovering new and amazing things about the human body. We compiled a list of little known facts about our bodies for your enjoyment
The width of your arm span is the same as the length of your body, well very close anyway. It may be off a millimeter or two.
Your eyes never change size from birth to death. They remain the same size throughout your life. Eyes are blue at birth because the pigment melanin isn't completely in the eyes at this time and needs to be exposed to ultraviolet light to show true color.
Did you know blondes have more hair ? People with blond hair typically have 146,000 hair follicles while the average has around 100,000.
Smile more often, because frowning is harder to do. When you smile you use 7 muscles, and when you frown you use 43. When you smile, the world smiles with you!
Your teeth start to grow about 6 months before you are born. 1 in every 2,000 babies are born with a tooth visible. It may fall out as an extra tooth but can be part of their baby set.
The human heart is a powerful organ. It operates with enough pressure to shoot blood up to 30 feet. Pictured is a human heart ready for transplant.
Your lungs are pretty fascinating. Your left lung is smaller than your right lung because it needs to make room for your heart. Another fascinating lung fact is that the surface area of a lung equals the size of a tennis court.