Hypertension, or High Blood Pressure, is called the silent killer because most patients with high blood pressure have no symptoms to alert them to the elevated pressure. But over time, high blood pressure increases the risk of serious problems such as stroke, congestive heart failure, heart attack, and kidney failure.
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The nervous system is a complex collection of nerves and specialized cells known as neurons that transmit signals between different parts of the body. It is essentially the body's electrical wiring. Structurally, the nervous system has two components: the central nervous system and the peripheral nervous system.
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