Ans: If you are looking for a good cardio workout, start with 10-15 minutes and gradually increase to 30 minutes of cross trainer 3 times a week, which will help you lose 0.5 kg per month. You can increase the time and speed over time when you are comfortable with using for a long time. In general, the more intense the exercise, the more calories you burn. However, the more intense the training, the more difficult it is to train for a long time.