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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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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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The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

The role of the liver in fuel supply to the blood. The role of the liver in fuel supply to the blood.
Giraffe bending down to drink. The animal's rete mirabile prevents excess blood flow to the bra Giraffe bending down to drink. The animal's rete mirabile prevents excess blood flow to the bra
Blood Glucose Levels Blood Glucose Levels
Taking a blood pressure is one of the procedures the medical assistant extern may perform under the ... Taking a blood pressure is one of the procedures the medical assistant extern may perform under the ...
Adult Blood Pressure Guidelines Adult Blood Pressure Guidelines
Red blood cells with normal hemoglobin, like the three similar ones, are smooth and round Red blood cells with normal hemoglobin, like the three similar ones, are smooth and round
Video: Cortisol (protein catabolism, gluconeogenesis, vasoconstriction & anti-inflammation)

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