Yes, walking does definitely counts as exercise. To make walking a quality form of cardiovascular exercise, you need to increase your heart rate. A good way to monitor this is through a technique that is easy for everyone to use. It's called Conversational Pace.
- If you are able to sing along to your music, you are not working hard enough.
- If you can talk comfortably, you are not working too hard.
- If you struggle to breathe and need to stop to catch your breath, you are working way too hard.
Try to find a happy medium between talking comfortably and struggling to breathe.
Walking is a great form of exercise and can be used throughout the day. It is easier on your body than running and can be a great social activity, too.