Calorie prolapse..
Scenerio: I usually try and lift weights 4-5 days a week, alternating between legs then core/arms. Now I do have a HRM (Polar FT40) but I've been told and have read that a HR monitor isn't accurate when it comes to "machine" weight lifting. Usually my sessions are only 20 minutes (with 40 minutes of cardio for a total of…
