Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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The average adult has about 21 square feet of skin.
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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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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
20,000 year old spotted hyena painting from the Chauvet Cave, France
cullens sign
A funnel helps in hearing if the electric fuel pump inside the gas tank is working.