Borne of the 90s' two favorite pastimes - Body Modification and the Internet - Piercing Mildred offers you the chance to exact body modifications such as exotic tattoos, piercings and scarification without all the muss and fuss. And while you're at it, you'll compete head-to-head against other piercing freaks from around the globe.
I have found it helpful to do the stretching exercises my physical therapist recommends. Do some core strengthening exercises, such as the ones highlighted at The Mayo Clinic. By keeping your core strong, your back won't put itself in a position to cause that sciatica pain you are having.