The overload princiole could make this workout more challenging as this is a full body workout and the point of overload is to push ur body until you cant do anymore which will cause you to achieve strength and muscle mass faster than small workouts. this specifically is good because its a full body workout and you will push your body to the best of its abilities. Hope this helped !!
4. Hallucinogens.
5. Weed.
6. Yes, but no.
7. True
Insulin is a chemical that is produced by the pancreas and controls blood sugar.
Hope this helps!