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Muscles enable the heart to beat, the chest to rise and fall during breathing, and blood vessels to help regulate the pressure and flow of blood through the body. When we smile and talk, muscles help us communicate, and when we exercise, they help us stay physically fit and healthy.
Main Image: Our body gets its shape from the skeleton that supports it. The bones give the body strength and the muscles which are around the bones is what gives definition to the body, help in movement and store energy. The various muscles which are intertwined with tendons and nerves make the movement possible for the body.