The unsung hero of fitness equipment Indoor rowing is the ideal exercise for anyone looking to improve their overall health and fitness. In contrast to other cardiovascular equipment, rowing is a total body workout. Each stroke uses every large muscle group in the body (84% of total muscle mass). 84 % Each stroke uses every large muscle group in the body – 84% of total muscle mass. Indoor rowing is suitable for all ages and fitness levels. The beauty of indoor rowing is that it’s a non-impact exercise that can be done at any effort level. Resistance is created by how hard the user rows giving them total control over the intensity of their workout As rowing is not a weight bearing exercise minimal strain is placed on joints or the lower back.