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Did you know?
The human body produces and destroys 15 million blood cells every second.
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.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.