The correct option is C: Ease into an exercise program and increase the duration and frequency gradually.
<u>EXPLANATION:</u>
For an obese person who has started exercising, it is not advisable to start the training program with vigorous exercise.
It is important for the obese person to let the body get used to exercising and therefore he or she must increase the frequency as well as the intensity of the exercise gradually.
This will let the obese person lose weight in a healthier manner.
<span>A reduction in the number of common cold viruses and other upper respiratory infections appears to be connected to exercising at least (B) three days a week. Common cold is harmless but not to the point of having sore throat and cough plus sneezing and congestion. Then, you need to take care of your health.</span>
