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Did you know?
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.