Gently press this area. You will feel the pulse just under the surface of the skin. Place your hand directly over your heart. For those of you who are not sure, it's over your left breast area. Place your index and middle finger on your radial artery on the inside of your wrist.
Gentle pressure is all that is needed.
You can either count for the full minute or for 15 seconds and multiply by four. You are also required to record the time it took you to do the walk. When you have these two figures, along with your age, you can apply them to the formula. For those of you that have a math phobia like myself, it's a good idea to have a calculator handy. The formula looks horrendous, but if you follow each step with patience and a positive attitude you will find the out come very rewarding.