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Building muscle via weight lifting is the goal of many. Understanding the science of the movements, maximizing your efforts and energy expenditure and getting the most from each repetition, will make your program a success.
The human body has three types of muscle tissue: smooth, cardiac and skeletal.
Smooth muscle tissue, mainly found in the walls of hollow organs such as the stomach, intestines, bladder, uterus and blood vessels. Cardiac muscle is found only in the heart.