Most people can see the faint bluish line of their radial artery; place your fingertips here. Count the beats for 1 minute. Or, if you have a short attention span, count for 30 seconds and multiply by 2. During your workout, take your pulse about every 15 minutes and be sure to concentrate. You may want to slow down or even stop while you take your pulse.
High (avoid / limit) = 21+. Questions about portions and glycemic load is one of the most common questions we receive. To understand it, you need to first have a basic understanding of the glycemic index itself. Without a glycemic index for a given food, you can't calculate it's glycemic load. Reference: See our glycemic index chart for a full table listing of food GI and GL scores.
The glycemic index ranks carbohydrates based on how much they raise blood sugar levels after consumption. Foods with a low GI rating are less likely to raise your blood sugar than those with a high rating. Be aware that the glycemic index may not catch all sources of sugar beyond glucose.