The best desk setup for pain between the shoulder blades keeps your monitor at eye level, your elbows supported near 90 degrees, and your screen close enough that you never lean forward, so the muscles between your shoulder blades stop holding you up all day.
Pain between the shoulder blades is discomfort in the upper-mid (thoracic) back between your scapulae, most often caused by muscle strain, rounded posture, or prolonged sitting rather than a serious medical problem.
Neutral sitting posture is a seated position where the spine keeps its natural curves, the pelvis stays balanced, and load spreads evenly across the lower back rather than concentrating in one area.
Lower back pain from sitting is a postural and mechanical condition where prolonged hip flexion, pelvic tilt, and disc compression overload the lumbar spine, causing pain that worsens the longer you sit.
Most neck posture problems don't come from one big mistake. They come from a handful of small daily habits, repeated thousands of times, that quietly drift your head forward year after year.