If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Primary pulse points of the body.
human body
Thermometer tip in axilla
Overhead stretch for the shoulder muscles. Lean back to create the stretch using your body weight.
Photochemical smog is produced by a complex series of reactions