⚡️If your sciatica is caused by piriformis tightness then you need to stretch and release the glute.
⚡️If it is caused but a lumbar disc bulge then this exercise wont be as helpful, but taking care of your glutes is still a good idea!
1) Sit on the floor with one leg in front you with the knee bent and the other leg straight out behind you.
2) Gently lean forward toward while keeping your spine straight. Imagine you are aiming your belly button/opposite shoulder to the front knee.
3) Hold for about 30 -60 seconds.
4) repeat on the opposite side.