It is essential to stay fit if you like to idealize your moves with time. Today, there are several types of gadgets available in the market that can keep the record of your fitness and heart rate. With help of such gadgets you can know about your fitness level as and when you like to. If you are thinking to buy a health rate monitor or fitness tracker then you should know about their types, functionalities, price etc. You can get all the needed information about the different types of heart rate monitors and trackers on along with detailed reviews.