Weight loss is the concerted effort to reduce one’s body weight through medicine, health or physical exercises. This is called upon by the need to eliminate the chances of the diseases that come with overweight or obesity. There are cases where weight loss is unintentional; this signifies the presence of either a chronic or acute illness. The weight loss is chronic or manifests itself over a long period of time. Unintentional weight loss combined with unquenchable thirst and fatigue could be signs of the manifestation of diabetes. Other weigh loss could be due to diets, drug abuse, lifestyle and occupation. We have tried to highlight the necessary means to loss weight to healthy level through the use of books and other materials. Care is insisted on to keep the weight loss within the acceptable range to avoid being underweight which could trigger myriads of other nutrition related disease due to malnourishment.