Hypertension or high blood pressure is directly related to the contraction of muscles. There are three known types of muscles; the skeletal, the smooth, and the cardiac. The skeletal muscles are attached to bones and can be controlled. Muscles in the arm, face, and legs are examples of skeletal muscles. The smooth muscles are not consciously controlled. Muscles that support the intestines and blood vessels are examples of smooth muscles. The cardiac muscle is also known as the heart muscle.

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