receptors

Had a question on competing receptors theory If you used cardarine and sr9009 would they compete for same receptors? I was thinking of doing 20mgs of each for 16 weeks and then doing a morning jog Every morning I’m currently doing a 25 minute 5K. 3.1 miles I want to get that to 20 minutes...

Hey guys what happens natural levels after taking Test? Will they return to normal with good PCT or will they be slightly deminished? Same question but in a different form for the receptors: Are they always getting damaged when using anabolics or can you avoid damaging them if you dont go using...