(HealthDay)—Intradermal injection of low molecular weight hyaluronic acid (LMW-HA) can significantly improve skin texture, reduce pore size, and enhance skin radiance, according to a study published online Aug. 8 in the Journal of Cosmetic Dermatology. Wei Qian, M.D., from Capital Medical University in Beijing, and colleagues injected 42 patients with intradermal LMW-HA for the treatment of...