For others the best way to exercise is to change various activities. In this case, the best option is to do various kinds of pushups, sit-ups and all other possible kinds of workout, such as exercise by cleaning house, cycling to work, shifting body work and etc.
Exercising will keep you healthy. You will not get sick so often. Then, you will also be better-looking even though exercising is not about looks. It is about being healthy body.