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Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

The Periodic Table (Part 2) The Periodic Table (Part 2)
Cell Cell
Animal Cell Animal Cell
Surface molecules involved in the interaction between an antigen-presenting cell and a CD4+ T cell. Surface molecules involved in the interaction between an antigen-presenting cell and a CD4+ T cell.
Uncover the left arm and shoulder. Apply oil or lotion to the arm with effleurage from hand to ... Uncover the left arm and shoulder. Apply oil or lotion to the arm with effleurage from hand to ...
A nerve cell (neuron) has extensions called dendrites A nerve cell (neuron) has extensions called dendrites
Video: Chemical Messengers Animation

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