What the "Fat-Burning Zone" Option on Your Favorite Gym Machine Actually Means

So, you went to the gym and picked a cardio machine far from the judgemental eyes of the perfect crew and decided that it’s your turn to reclaim your health. That’s great! But, with all big decisions come some struggles, sacrifices, and confusion. Why confusion? Glad you asked! If you haven’t noticed the “Fat-Burning Zone”…