B. Riding a bike after school
Smoking tobacco, spending time with violent people, and using drugs are all bad and unhealthy behaviors while riding your bike promotes exercise.
Summary. While the left side of the heart becomes too weak to squeeze regular volumes of blood out of the heart when it pumps, this is known as systolic heart failure. Diastolic heart failure develops when the left side of the heart becomes too rigid to relax and fill with blood regularly.
I'm pretty sure the answer is
B.) To see if your exercise frequency is enough
The two years are between 12 and 15
