Read this tip to make your life smarter, better, faster and wiser. LifeTips is the place to go when you need to know about Walking and other Exercise topics.
Fitness walking can be as good for building fitness as running, if you work as hard. It's not the kind of exercise, but how it's performed that matters. Yes, it really is all about how you play the game.
Unfit people may be able to get their heart rate into a training zone by walking faster than usual, but as you get more fit you may have trouble walking fast enough so you will have to go uphill when walking for exercise, or learn racewalking technique.