Obesity is a condition which is associated with having an excess of body fat, has accumulated to the extent that it may have a negative effect on health, defined by genetic and environmental factors that are difficult to control when dieting. Obese will be considered by classifying the Body Mass Index (BMI), which with the range 25-30 kg/m2 defined as overweight. BMI is defined as the subject’s weight divided by the square of their height and is calculated by using the formula, BMI=m/h2, where m and h are the subject’s weight and height respectively.
Obesity increases the risk of conditions like heart disease, type 2 diabetes, obstructive sleep apnea, high cholesterol, gallbladder disease, osteoarthritis, osteoarthritis and certain types of cancers. The primary causes of the obesity is excess food intake, lack of physical activity, environment and genetic causes, due to some medications, endocrine disorders, mental disorders. The most effective treatment for obesity is bariatric surgery.
The word Bariatric encompasses dieting, exercise and behavioral therapy approaches to weight loss, as well as pharmacotherapy and surgery. There are three main bariatric surgery procedures that are widely used. These are gastric bypass, gastric banding and sleeve gastrectomy. Techniques used in bariatrics include bioelectrical impedance analysis, a method to measure body fat percentage. Regular exercising and dieting are the treatments for obesity. It is important to make a solid commitment to changing a behavior or lifestyle. The World Health Organization (WHO) predicts that overweight and obesity may soon replace more traditional public health concerns such as undernutrition and infectious diseases as the most significant cause of poor health.
Obesity is a public health and policy problem because of its prevalence, costs, and health effects. In addition to its health impacts, obesity leads to many problems including disadvantages in employment and increased business costs. These effects are felt by all levels of society from individuals, to corporations, to governments.