"Use the settings of the machine to decrease the intensity" is the one among the following choices given in the question that he should o the next time he uses this machine to get the most effective workout. The correct option among all the options that are given in the question is the second option or option "B".
Hemoglobin is a protein in red blood cells that carries oxygen through out the body. Are you asking if low hemoglobin could cause swollen legs?
Answer :
The specific aerobic exercise.
Explanation:
Because the intensity can be hard but do nothing to that specific person.