You will require some basic chest and shoulder strength, but once you are up to an intermediate level, climbing is a great way to advance your plank.
Main Muscles: Rectus Abdominis, Transverse Abdominis
– Keep your back straight & core tight
– Make sure that your hips don’t sink too low or rise too high – your body should be as straight as a board
– Begin with your elbows underneath your chest and push yourself up onto your hands one at a time and repeat