疲惫的办公室职员在电脑前工作时感到颈部和背部疼痛，头痛，表情严肃

office worker sitting at desk and working on computer in office. She feels tired and suffers and fatigue after working long hours at the computer. Concept of office syndrome, work stress, and unhealthy posture. , office syndrome , office worker , work fatigue , work stress , exhausted , burnout , corporate life , work overload , headache , serious