The answer to the question of whether it is worth buying a treadmill for home use is not simple. It really depends on your goals, lifestyle and the amount of space you have available at home.
Treadmills can provide many health benefits especially if combined with some regular exercises like jogging or power walking on them. Treadmills at home can provide good enough workout experience compared to fitness centres.
Home treadmills are not expensive and they come with many features that let you monitor your progress, count the calories burned and track your heart rate.
Some of them also include entertainment features like built-in audio system or flat screen TV monitor. Treadmills for home use can provide better workout experience compared to running in the street.
Treadmills do not take up a lot of space and you can very easily store them. If you have enough space at home, it is certainly worth buying one for use at home.