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Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

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Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

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Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Indian wild boar (Sus scrofa cristatus) at Ranthambore National Park Indian wild boar (Sus scrofa cristatus) at Ranthambore National Park
2006 Data:Top 25 Substances Involved in Human Exposures 2006 Data:Top 25 Substances Involved in Human Exposures
The results of a cytogenetic survey of over 4,000 miscarriages show a wide variation in how often sp The results of a cytogenetic survey of over 4,000 miscarriages show a wide variation in how often sp
Video: Acids and bases - definition

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