This sequence will take away stress in your middle back and shoulders. It will also calm the mind. The key is to make sure that your mind is focused on your breath and your body -- let your anxieties be in your past or in your future.
When we don't take time to maintain our vehicle (the body) and its engine (the mind), they fall into disrepair. For example, when your tires are not maintained at their recommended pressure, they wear prematurely and have to be replaced before their recommended tread life