Hip Flexors Niche
“A flexor is a muscle that flexes a joint. In anatomy, flexion (from the Latin verb flectere, to bend)” (Source) Why The Hip FlexorsNiche Is Profitable Market Size of the Hip Flexors Niche “They’re one of the most common injuries, especially among athletes”. (Source). “In 2013, the total national arthritis-attributable medical care costs and earnings …