1. the measure of the health and condition of the heart, lungs, muscles, and joints of an individual

regular exercise

2. the parts of the body that are related to the movement of blood

limiting factors

3. a plan in which a person chooses to exercise a certain number of times every week

circulatory system

4. the organs inside the body and how they function together

physical fitness

5. a type of physical conditioning that lengthens the muscles and improves the movement of the joints

internal system

6. obstacles or difficulties that keep a person from accomplishing what he wants to, such as regular exercise

flexibility