This elusive concept has the power to recruit more muscle fibers and unlock massive gains. But its not always easy to do! This one simple technique can help. The mind-muscle connection: Everybody talks about it, and every lifter knows it can help them lift stronger, grow bigger, and build their body the way they want it, but its not always easy to find!If youre someone who struggles to \”feel\” the right muscles working during key movements, listen up. The secret to unlocking the potential of one muscle group could be hiding its antagonist—the muscle which directly opposes it.