How many calories does running burn? How many calories does running burn if you run on a treadmill? How many calories does running burn if you run outside? Ah, that’s where things get interesting. The reason you do not know how many calories does running burn is because it is tricky figure out something like this. Generally speaking, running burns approximately 12 calories per minute. Walking, for example, burns approximately 6 calories per minute.

But there are many factors that determine exactly how many calories you burn during any exercise. What are these factors? They include your body weight, effort, muscles involved, fitness level, movement efficiency, type of exercise, and environmental conditions such as weather and terrain. Environment is, therefore, an important variable.

So how many calories does running burn? If you run indoors on a treadmill, you are in a “controlled” environment. Running outdoors exposes you to environmental changes in temperature, wind, sun and rain. In addition, the terrain is also a variable – uphill, downhill, etc. It is easy to see why these environmental changes make it harder to run outside. While it is hard to predict how many calories you will burn outside or inside, it seems clear that you will burn more calories running outside.