"Let’s face it, your genes don’t care about you. They just want to make sure you reproduce so they can live another day. When you're hungry and active, they switch to growth and repair to keep you alive for a while so you can reproduce later."
Yes your body maybe switch to "growth and repair" but it will just do that... repair the damage... it wont add 20 lbs of muscle... the human body doesnt want to add muscle. So you have to force it by lifting heavy ass weight and eat a shitload of food all the time...
And he is 70 years old and 6'1 208lbs 8%bf... his methods work for him but thats just because Doc prescribes a shitload of "founten of youth"* for himself...
*HGH, HG..AAS