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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
Did you know?
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.