The Candle Burning Guide - Center Burning Candles. Certain candles are designed to burn down the middle for different reasons, or a combination of different reasons. Candles with a unique finish, or unique burning characteristic, may burn down the middle in order to position the flame inside of the candle and illuminate from the inside out.
To find your maximum heart rate, subtract your age from 220. For example, if you are 40 years old, your maximum heart rate is 180 (that is, 220 - 40 = 180). Multiplying this by 50 percent and then 85 percent results in your target heart rate range of 90 to 153 beats per minute.
If you're trying to lose weight, it's important to work at a certain level of intensity during cardio exercise. Using the karvonen formula or a target heart rate calculator, you can find the optimum heart rate range to help you reach your goals. The target heart rate zones range from 60-100% of your maximum heart rate. The different ranges include: Low Intensity: 60% to 70%. This zone keeps you at a comfortably low intensity and is a good choice as a warm up or for beginners because it helps you develop aerobic fitness for more intense exercise.