Video of the Roll Up, chronologically the 2nd exercise.
With the elastic band, it is a precious help to avoid impacting the lumbar vertebrae and to engage the abdominal muscles more.
Targeted muscles: abdominal muscles (rectus abdominis - transverse and obliques) - tensor fascia lata (muscle along the thigh) - adductors and rectus femoris.
https://www.instagram.com/reel/COfoIxeogra/?igshid=1t1pwh5zty1v
