Running has the potential to burn serious calories. An average sized person can burn 200 calories in 20 minutes with ease. It can also slow bone and muscle loss because your body is responding to the physical demands of running. Walking is also a good form of cardiovascular activity. A brisk walk can burn about 120 calories in 20 minutes.
Having a treadmill at your house has several advantages over running or walking outside. You can use your treadmill in a much more controlled environment. You dont have to worry about rain and you can control the temperature. There is also additional padding on the decks of the treadmill that absorb energy this in turn helps lower the impact to your feet and knees over concrete. It is easier for people to set a dedicated time during the day to take care of their exercise needs when they have a treadmill at their home.
A treadmill or elliptical also allows you to control the pace of your workout. It is an advantage to be able to use the same piece of equipment on every workout. There are always small differences between treadmills even if they are the same brand and same model. Maybe one is better lubricated, has a...