Computer vision syndrome encompasses eye strain, dry eyes, blurred vision, headaches, and neck/shoulder pain from prolonged screen use. Multiple factors contribute: sustained near focusing fatigues ciliary muscles, reduced blink rate (from 15-20 to 5-7 blinks/minute) causes dry eyes, poor posture strains neck muscles, screen glare and improper lighting create visual stress, and blue light exposure may affect circadian rhythms and contribute to eye fatigue. Unlike simple eye strain, CVS represents a constellation of problems from the visual and musculoskeletal systems. When your organism is your team, imagine computer vision syndrome as multiple departments stressed simultaneously—your visual focusing crews exhausted, eye surface maintenance teams deprived of blinking breaks, neck and shoulder support teams strained from poor posture, and circadian regulation teams confused by blue light exposure. This multi-system stress requires comprehensive solutions: the 20-20-20 rule becomes scheduled breaks for focusing teams, conscious blinking becomes supporting eye surface crews, ergonomic setup becomes proper working conditions for postural support teams, and blue light filtering becomes protecting circadian teams. Understanding that digital work creates unprecedented demands on visual and postural systems helps justify environmental modifications. Your organism didn't evolve for 8-hour screen marathons; it needs strategic support across multiple systems to maintain comfort and function during modern work demands. ⚕️ This protocol does not replace professional consultation.