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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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
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The human body produces and destroys 15 million blood cells every second.
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There are approximately 3 million unintended pregnancies in the United States each year.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
3D image of a melanoma cell
Retrograde pyelogram. A contrast medium is injected into the ureter using a cystoscope, and the X-ra
A color-enhanced MRI image of the skull.
Both men and women can experience issues with body image
This image shows a normal third-trimester fetal brain