04 Feb 0 Sciatic Pain and a Tennis Ball: What They Have in Common 0 likes 1,508 view Comments Sciatic Pain and a Tennis Ball: What They Have in Common Comments 80% of people in the U.S. will experience some form of back pain (also called “sciatic painâ€) during their lifetime. That’s far too many days spent sitting on the sidelines and struggling through daily tasks. WhatCategories back, sciatica