Do you mean this as Biofeedback therapy?
False. You do not have to cardiovascular exercise as a compulsory thing in order to lose fat. There are many more ways to do so.
Having a low calorie diet an help you lose weight and fat too obviously. Although cardio vascular exercises do help a person in getting fit or losing fat but there are many different ways too.
So it is not a must do hence i would declare the above statement as false.
Answer:
Have you offended them before? Kids in school can be mean; maybe they like you and don't know how to express it, or perhaps they're just imitated by you for some reason.
Explanation:
If you feel threatened by them, then you should report them to your school.
*You could try to talk it out with them*
A state of complete physical, mental, and social well-being, and not merely the absence of disease or infirmity.