Next time you grab your phone, tablet, or laptop, take a moment to assess your posture. Are you leaning over the screen? If so, chances are you’re also dealing with tech neck, a condition marked by chronic stiffness, soreness, and fatigue in the neck and shoulders. “‘Tech neck’ is the term used to describe neck and upper-back strain caused by repeated flexion — or forward — head posture,” says Gbolahan Okubadejo, MD, FAAOS, a New York City–area spinal and orthopedic surgeon.