Answer:
vastus lateralis ( muscle of the thigh)
Explanation:
This is due to the lowered risk of local reaction.
Good nutrition is an important part of leading a healthy lifestyle. Combined with physical activity, your diet can help you to reach and maintain a healthy weight, reduce your risk of chronic diseases (like heart disease and cancer), and promote your overall health.
I believe that it creates shocks to try and start the heart up again after a heart attack. (why the sticky pads are put with the heart in the middle)
Long-time activities, such as a long running(or the Pacer Test), swimming, and biking.
Hope this helps! :)