The fitness industry is full of quick fix short term solutions that are cheap. The problem is that they are not legitimate in either their ability to create adaptation or influence the capacity of the body to change in any way. This is because your body has a weight. You weigh something and in order to change the dynamic capacity of that structure it's necessary to lift things that are relatively challenging to that structure. Pile after pile of fitness gadgets are not go

People pursue all sorts of different kinds of fitness goals and training programs for all sorts of different reasons. Some people want to look better for aesthetic reasons. Some people want to prepare their bodies for athletic pursuits. Some people need to train to improve their mental health. Some people do it just because they like to maintain an active lifestyle. Some people are just following orders from their doctor.