Why is it important to understand muscle location and function as it applies to physical fitness?

since it's based on the mind, blood pressure, emotions, and ways to attack diseases. it's very important for you to know exactly what you're doing.

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.