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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.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
Medication errors are three times higher among children and infants than with adults.
Did you know?
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.