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Author Question: How were absolute ages added to the geologic time scale in the 20th century? What will be an ideal ... (Read 49 times) |
As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.
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.
There are more nerve cells in one human brain than there are stars in the Milky Way.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.