While the internet is literally packed leptitox review with products advertising miracle results in terms of losing weight fast, few people question the safety of dropping down large amounts of weight within just a few weeks. in fact, while not many supplements and diets can really attain the results they publicize, losing a lot of weight in a short period can have quite a powerful negative impact on ones body. the sudden weight change is basically perceived as a shock by your organs and your metabolism. consequentially, they have will have a hard time adapting to the new requirements. moreover, several supplements that promote fast weight loss rely solely on removing water from the tissues. however, this does nothing for the long term results, since the water retention mechanism is not affected and thus, you will gain back the weight you lost just as fast. this is one of the reasons nutritionists and physicians promote long-term diets with effective results in the long run, rather than miracle cures that promise weight loss over night. but let us examine the reasons why a quick weight dropping diet or diet supplement is bound to be ineffective 99 percent of the time, by broadening your understanding on how fad diets really work. the effective diets are based on changing or augmenting your metabolism, in order to help the body administer the nutrients from the food you ingest better. while some of them rely on burning calories faster with the help of spices, others simply do not allow the fat cells to enter the bloodstream. the metabolism of the body is a delicate thing and the change needs to occur gradually, in order for a diet to be considered safe and healthy. otherwise, the consequences can be the exact opposite of the expected ones, once the diet is over. in addition, supplements that cause radical modifications will be met with a negative response from the body, which will try to re-balance itself by counteracting the effects.