Our bodies are built for movement, but our modern lives mean that we spend much of our time in sedentary occupations, whether that's at our desks, commuting long distances by car or even just at home watching the television.Back aches, migraines, RSI and even digestion problems can all be caused or aggravated by long hours spent sitting. In Sit Strong, Harriet Griffey shows you what you can do to strengthen your body and improve flexibility to help counter the very real health risks caused by excessive sitting.Divided into five main areas - head and neck; shoulders and upper back; arms; lower back and bottom; and legs - each section provides a series of gentle, movement-based exercises, designed to target areas that can be badly affected.Illustrated throughout, these exercises can be easily combined and incorporated into a personalised routine and fitness plan. With advice on specialist help and alternative ways to stretch and strengthen, Sit Strong gives you everything you need to improve your overall health and wellbeing. Start today and feel better immediately.