Do you need a tread mill?

Now its a status symbol to have a tread mill of your own. If you prefer tread mill than walking outside or jogging in the park you are not a nature lover. Studies says that a tread mill uses as much power as a kettle. You can select a machine without a plug. If you are searching for an exercise which will rejuvanate you mentally and physically, outdoor exercises give more fresh air and nature soothens our minds through its disarming beauties and charms.