Stress is going to reduce your tistastron, and that's important for maintaining muscle mass. If you have reduced sexual activity, you will then have reduced production of testastro. The hypodylemic pituitory system is that knob. It doesn't ant too much or too little. So now, what about a gaining muscle? Because you always anybody who gains muscle, there like the best way to increase your testaserone is to build muscle,. because your body says, i got to have more testtaserone. Is that? Is that real? Or is that like something that thes these companies do that gets you to buy their little medical saco nat