Muscle injuries and dehydration can also trigger cramps. Dehydration is the excessive loss of fluids in the body. Low levels of any of the following minerals that contribute to healthy muscle function may also cause muscle cramps: calcium.
The heart is a part of the cardiovascular system in fact its the main part so if you have heart disease another way of saying this is you have cardiovascular disease.
Cardiovascular or aerobic exercise increases the heart rate, which delivers oxygenated blood to the lunges and muscles. Cardio provides several health benefits like increased stamina, improved immune system function, a stronger heart and fat loss.