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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
The longest a person has survived after a heart transplant is 24 years.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.