Knowing how to do ab crunches and sit ups with the proper technique ... Starting position is legs being bent in 90 degrees and upper body on the floor. Arms are either resting next to the body ...
Reverse crunches can improve lower-back strength and flexibility ... Think of tilting your pelvis forward. Keep your entire upper body on the ground. Make sure that only the lowest part of ...
Swap sit-ups for ab crunches – the perfect move for targetting abdominal muscles without putting too much pressure on your neck or lower back ... sure it’s just the upper body that’s ...
The exercise is a variation of an ab crunch, where one leg flexes while the other extends. At the same time, there is rotation at the lumbar spine – the part of the spine in your lower back ...