Wall Sit Start with the back flat against the wall.Flex the knees to a 90° angle.Keep the core tight & your head in a neutral position.Keep arms straight out in front of you.Isometric contraction of the quadriceps, glutes, and hamstrings. Read more articles Previous PostTricep Dip Next PostAt-Home Ab Workout You Might Also Like Bicep Curl November 1, 2019 Deadlift November 8, 2019 Flutter Kick November 8, 2019