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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.