|
|
There are 20 feet of blood vessels in each square inch of human skin.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.