My Calisthenics Programs: Calisthenics And Bodyweight Training Follow Me: https://www.instagram.com/FitnessFAQs https://www.facebook.com/FitnessFAQs Most of us spend the majority of our day sitting behind a computer or using a mobile phones. We tend to sit in a hunched posture which causes havoc to our neck, shoulders and back. Pain, weakness and tightness is all very common when [...]