Speed and incline options are worth considering if you want your home workouts to become more challenging over time. A basic treadmill may be perfectly suitable for walking and light jogging, while a more advanced model can offer higher speeds and different incline levels for running and interval training. Incline workouts can add variety to your routine and allow you to increase the intensity without necessarily increasing your speed. Some treadmills also provide automatic incline adjustment, which can make interval workouts more convenient. Think about your current fitness level as well as your future goals when choosing these features. Buying a treadmill with some room for progression can help prevent you from outgrowing the machine quickly. picking a treadmill for a home gym