Sit, cross one leg over the other, and lean forward. Then spread the feet and push the knees in and down. Far superior to a common physiotherapy stretch prescribed for sciatica and piriformis syndrome.
Starting from a seated position, place your ankle on the stretch side over your knee on the other side. Let your lifted knee relax downwards for a moment, and then begin to lean forward from your pelvis. Avoid simply slumping forward, which is useless. Visualize pushing your belly button between your legs. Now do this on the other side, to even yourself out, even if you have symptoms only on one side. Now, to complete the mobilization for both sides, place your feet widely on the floor, and drop your knees straight down towards the floor.
Good for …