(Last Updated on : 27/12/2013)
Weight loss refers to the loss of total body mass in an effort to improve fitness, health, and/or appearance. For healthy weight loss, the patient should follow a weight loss plan that is tailored to his requirements. Weight loss occurs when an individual is in a state of negative energy balance. When the human body is spending more energy in work and heat than it is gaining from food
or other nutritional supplements, it will catabolise stored reserves of fat or muscle. Although weight loss may involve loss of fat, muscle or fluid, weight loss for the purposes of maintaining health should aim to lose fat while conserving muscle and fluid. With the urbanization of life loosing weight is indeed the need of the hour in order to keep healthy, fit and of course young. Weight loss can be induced intentionally or artificially with the aide of therapies which might involve crash diets, bariatric surgeries, etc. as well as unintentionally. Unintentional weight loss is generally triggered by menstruation, hormonal changes and diseases or medications.
Causes of Weight Loss
One might experience weight loss as a consequence of the after-effects of ailments or even due to the side-effects of the consumption of certain medicines or undergoing some medical treatments. Nearly 35 percent of patients with chronic obstructive pulmonary disease or COPD lose a considerable amount of weight. This mainly occurs since patients of COPD find it tough to eat properly (dyspnea), are compelled to deal with reduced appetite and need extra energy for the purpose of breathing. 'Idiopathic' or unexplained weight loss is attributed to cancer, particularly patients of lung cancer, pancreatic cancer, prostate cancer
, gastrointestinal cancer and so on. HIV patients and people suffering from peptic ulcer
, diarrhea, pancreatitis, celiac disease, gastrointestinal issues, renal maladies, cardiovascular ailments, etc. also experience acute weight loss.
There might be direct or indirect weight loss caused by medical cure of certain diseases. Most patients experience a lack of appetite following a surgery, especially due to the extreme pain. A surgery introduces certain complications and transitions in the body's requirements for nourishment which impacts the healing of wounds. Therefore, the digestive system of the body undergoes rapid changes immediately after a major surgery, which at times might necessitate the need for tube feeding or 'enteral nutrition'. Apart from that, there exist some medications which encourage steady weight loss, just like certain medicines might provoke an abrupt weight gain.
Benefits of Weight Loss
A healthy weight loss is quite beneficial for the body, since medical practitioners always state that obesity fuels the risk of several fatal maladies. One can avert the risks associated with high blood pressure
, heart ailments
, type 2 diabetes
, back ache, osteoarthritis
and numerous other diseases. One will notice that a majority of obese people are prone to depression and lack of self-confidence. Low self-esteem continues to attack the mentalities of people who are unable to shed some weight. Certain types of cancer and infertility are also believed to be caused by obesity
Weight Loss Methods
With the growing need of controlling weight and to shed off those extra pounds various weight loss methods have become largely popular. Based on absolutely scientific procedure, these weight loss methods promise for a better tomorrow whilst making one lot healthier and young. Obesity
can be effectually curbed through bariatric surgeries, dietary supplements involving crash diets and the intake of drugs which systematically block the normal appetite. The processes mentioned above are some of the instances of therapeutic weight loss.