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.
There are many types of workouts that will work the cardiovascular system. They can be found on exercise tapes or in gym classes. Simple movements like walking or running are also types of cardio training. Strength training refers to exercises that involve the use of weights or resistance bands.