Calculating heart rate zones can help you be more efficient with your exercise and reach your specific fitness goals, whether it be weight loss, reducing the risk of injuries, or muscle gain. This article explains the different levels of heart rate zones and why you should pay attention to your heart rate while exercising. Ways To Be Healthier, Living A Healthy Life, Lose 50 Pounds, Healthy Fitness, Daily Habits, Health And Fitness Tips, Healthy Living Lifestyle, Healthier You, Smoothie Diet