Plank Elbows flexed at 90 degree angle, feet together with weight on the toes.Back flat with core engaged. Isometric contraction. Read more articles Previous PostMilitary Press Next PostPush Up You Might Also Like At-Home Arm Workout | 3/26/2020 March 26, 2020 Shoulder Bridge November 8, 2019 Sit Up November 8, 2019