Task: Question Answering
Input (English): Process:  -You breathe air in -Air enters bronchial tubes -Air is then split into the bronchioles of each lung -Bronchioles have alveoli which are tiny air sacs -Alveoli is surrounded by many small blood vessels -Oxygen passes through alveoli into blood vessels -Blood leaves the lungs as it travels through the body -Blood carries carbon dioxide back to the lungs -Carbon dioxide released when you exhale.
 Question: What is the effect of they do a lot of exercise on less oxygen being brought to the body.?
Output (English): none