1.) With a resistance band around your hands, begin in a high plank/pushup position
2.) Keeping your trunk and hips neutral, bring one arm diagonally up and out
3.) Return to start position
4.) The same hand then goes straight out to the side
5.) Return to start position
6.) The same hand then goes diagonally down and out
7.) Return to start position
8.) Repeat the same three motions on the other side