I think the answer is B. Overload principle.
The overload principle puts load on the body. Usually more than the body is used to.
Hope this helps!:)
The basis for physical fitness is having a good eating habit, which means to know what you are eating and to eat cleanly. Exercise at least an hour every day and drink plenty of water throughout the day.
the vital capacity of an athlete is higher than a non-athlete because they are trained to do hard work, their lungs get bigger over time and make it easier for them to take long breaths when they are running or doing any other exercise
You could take deep breaths and attempt to solve the problem yourself. You could also talk to someone who has dealt with similar problems in which they can help you solve your's. If that doesn't work, you could talk to your doctor about your stress so that he could prescribe you with a medication or a healthy lifestyle to help you with your stress.
It’s important to use safety equipment for in line skating and skateboarding because with safety equipment when accidents occurs you are sure of not sustaining injuries and also not to lose your life. It’s always advisable to properly secure yourself before starting such games.
