One way in determining your fitness level is trying to do a Full Sprint Run and holding your breath for as long as you can. That way you can determine your cardiovascular capacity and lung capacity. On improving your fitness levels you should do swimming, jogging and of course a balanced diet.
Where is the underlined word?
A. Rejecting change and keep to yourself
Answer:
there is no treatment, if you are a healthy person it will just go away on its own
Explanation: