“…According to other studies, non-ergonomic working conditions (including a monitor above eye level, reflections and light fixtures, incorrect sitting posture or wrong organization of the workstation) are risk factors for developing musculoskeletal disorders such as pain in cervical, lumbar and sacral spine or in lower limbs [16,17,18,19]. According to Konarska, Wolska, Widerszal-Bazyl, et al improving working conditions results in less eye pain, headache, pain in the neck and back [20].…”