Adam Sandel | Professor Pull-Ups on Instagram: "Mastering the semi-false grip, which is very helpful for the muscle-up and for high-rep pull-ups, is like building strength. You can’t go from 0 to 100 overnight. Each week, rotate your hand around the bar just a little more, paying special attention to hand placement for your first few sets. You want to find the hand placement that’s a little out of your comfort zone but not too extreme. Pro tip: remember to turn your hands toward each other as yo