Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
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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.
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Everyone has one nostril that is larger than the other.
Galapagos Islands
Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th
A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there