Stock photography picture of musculature and backache

A90K01 - Licenced Caption musculature and backache Keywords anatomy, anatomical, medicine, medical, human, medicine, body, human, muscle, training, saurer, graphic, arts, illustration, backache, pain, ache, disease, illness, complaint, back, spine, spinal, column, muscular, system, muscles, muscle, muscular, fibre, muscular, fiber