By this time, the body becomes very efficient and only requires fewer calories to do the same amount of work. The unfortunate side effect is that the body stops losing weight as well. After weeks of running, and after losing some amount of weight, you may find that your weight loss slows down. Sometime later, you will notice that your weight stays as is, unable to lose a single pound. In fact, this exercise machine has been developed and manufactured to facilitate running indoors. You must be wondering why tread mills do not fail to be included in basic gym facilities. Indeed, running is a good form of exercise. It is effective in making people sweat and in the process speed up metabolism of stored fats and calories. Studies show that the potent combination of correct diet and the right exercise is the most effective method in losing weight. Weight loss For all its boring features, running is very effective in allowing a person to burn an average of 100 calories for every run mile. Biking and walking, on the other hand, only burn a fraction of these calories in the same amount of time. When hiring a personal trainer, you must make sure that the person is holding relevant credentials or certificates in weight or physical training. Some trainers are even equipped with necessary college degrees, placing them in full authority to handle relevant issues and inquiries. Some people hire personal trainers based on the trainers' physical appearance. In fact, a study involving an observation of long distance runners showed that these runners recorded almost a 50% decrease in the blood pressure. Their use of medications to lower blood pressure was also reported to have over 50% reduction. 3. Lower cholesterol Also according to a study, runners generally have lower cholesterol. Fights addiction Running is conceived to be a natural tranquilizer, which is why therapists recommend it to those who are battling with their addiction. Many successful stories have been documented, saying that recovering patients use the time they would otherwise spend to satisfy their addiction in running.