It is better than running on pavement for your joints and knees.
Treadmill. On a treadmill you power your body, on a trampoline you are using the stored elasticity of the trampoline to power your body. Time to strap on he Reeboks and get running!
Because there is usually more "give" on a treadmill, they are usually easier on your knees than running outside. However, if you are running outside on a very soft surface such as sand, that surface could actually be easier on your knees than running on a treadmill. Typically, though, if you run on pavement or hard dirt surfaces, you knees would be better off if you used a treadmill.
Yes. Running on cement will hurt your knees in the long run and will cause many joint problems later in life. Running on a treadmill allows comfort for your joints and knees to relax.
It's not so much that adjustable dumbbells are better than kettlebells or vice versa but it's a matter of personal preference. Some people like kettledrums better because they feel better in their hands.
If you were to work equally hard for equally long, you would burn the same amount outside as on a treadmill. Running outside have two advantages: -it's less boring - it usually offers more natural variation which tend to make outside a better workout. OTOH outside can be too hot/cold/rainy/sunny/scarytraffic/dark etc etc, in which case a treadmill workout is better than no workout.
From what I understand, Running more then 30 minutes at a time can take it effect's on you in the long run. Humans are not built very well and our structure is not made for running. This is what my doctor who told me about this after I had my knee surgery.
Running on a treadmill is not the same as running outdoors. Many people find running on a treadmill to be slightly easier, as the moving belt does not require you to propel your body forward, and instead only requires you to lift your feet to complete the exercise. Many experts recommend setting the incline on a treadmill to a minimum of a 1% incline in order to better simulate the extra muscular force needed to run outdoors.Further, running on a treadmill does not allow a runner to experience the changes in terrain, incline, or pacing. For more information on this top, please read this answers.com article regarding the benefits of running outdoors: http://running.answers.com/beginners/running-outdoors-five-reasons-to-get-outside
It depends on what you're looking to do. Jogging in place can be a great cardiovascular exercise (gets your heart pumping), but won't necessarily prepare you for running competition. Whether you choose treadmill or running in place, make sure you are wearing proper footwear and consult a doctor prior to exercise.
Try looking for outdoor treadmills at running stores or at least get advice on the best treadmills from running experts. Outdoor treadmills usually cost around $1,500, about the same price as a regular treadmill but with better scenery to look at outside.
Advantages of a treadmill is that you can do it in a controlled, and safe enviroment. No traffic, no weather, maybe even a/c. Another advantage is that you know exactly how hard/soft the surface will be. Downside of treadmill is that some people find it terribly boring, and also that you tend to get stuck in a very even rhythm, which means that you'll get less payoff from your training. Running outside gives a natural variation to your pace, which is good for fitness.
I think the Lifestyler treadmill is a fine treadmill, if there ever were a fine treadmill that was fine, it would be the fine treadmill that is lifestyle treadmill. I would recommend this. Yes.