This is especially true on heart rate monitors that are only made for males and could not properly fit on the body of the female. And if the chest strap is not fitted properly, inaccuracy in reading the heart rate is very possible. So to alter this, there Reebok makes strapless heart rate monitor. The Reebok strapless heart rate monitor eliminates the need to wear chest strap. The foundation was prompted by the necessity to have a heart rate monitor that would give her the best result in maintaining her normal weight after giving birth. She realized that the best way to have her weight back was to be conscious about the food she eats and the level of exercise she would take. And with the length Nike has been in the market offering top quality sportswear such as shoes, shirts, and pants, and equipments such as bags, different kinds of sports balls, and others from different sports arena, it is just right that the company would also give its consumers the right fitness companion. These basic features might appear on every heart rate monitors on the market so you will not have any problem in these areas. Expanded features: While it is advisable for beginners to get the basic heart rate monitor and work from there, others might be very eager to try higher-end heart rate monitors with calorie counters, built-in training program, and built-in trainer-like features that would guide user throughout the whole training, the choice is still up to you. The Polar heart rate monitor answers the needs of every heart rate monitor user. Polar has specific heart rate monitors for specific activity such as fitness, running, cycling, outdoor, team management, healthy living, and weight management. Polar also has different types of heart rate monitors that are suited for each type of user with different demands. This is not bad of course, especially if we only need is a device that would tell us the time. But for runners, athletes, and trainers, a simple time-telling device wrapped around the wrist would not do. Because for them wristwatches are not enough. They need something that could give them the exact status of their heart while on training.