Stiff, weak, or tight muscles contribute to problems with posture and body misalignment. Long term problems with posture lead to joint and muscle pain in the shoulders, back, neck, and elsewhere.

Turkey neck occurs when your neck muscles begin weakening, and your skin loses its elasticity or ability to stretch and stay tight.

Key takeaways: Tummy time for adults is an increasingly popular way to reduce the pain and soreness associated with “tech neck.” This is a good stopgap, an expert said, but exercise is a ...