Obesity (Overweight) is a complex disorder involving an excessive amount of body fat. Obesity isn't just a cosmetic concern. It increases your risk of diseases and health problems, such as heart disease, diabetes and high blood pressure.Being extremely obese means you are especially likely to have health problems related to your weight.Dietary changes, increased physical activity and behavior changes can help you lose weight. Prescription medications and weight-loss surgery are additional options for treating obesity.
Depending on the area of fat deposition, there are three forms of obesity:
Depending on the association with other diseases there are two types
Depending on the size and number of fat cells, obesity can be divided into:
Although there are genetic, behavioral and hormonal influences on body weight. Obesity can sometimes be traced to a medical cause, such as Prader-Willi syndrome, Cushing's syndrome, and other diseases and conditions. However, these disorders are rare and, in general, the main causes of obesity are:
Diagnosis of obesity is relatively straight-forward using Body Mass Index, however obesity creates a series of health risks (e.g., diabetes, heart disease) which need to continuously monitored:
Number of factors can play role in obesity or weight gain, but it is generally caused by eating too much and / or a sedentary lifestyle. If a high amount of energy is consumed, mainly fat and sugar, and if that is not burned through exercise or physical activity, much of the surplus energy will be stored in body in the form of fat. Some other factors that cause obesity are environmental factors, genetics, hormone problems, stress and emotional factors.
There are many risks associated with obesity and is an open-door to a number of preventable disease and conditions including heart disease, type 2 diabetes, high blood pressure, stroke, breathing problems, chronic back pain and osteoarthritis. These cumulatively increases the risk of pre-mature death from cardiovascular disease (heart attacks, heart failure)
If a person is able to maintain a healthy body weight, eat a well-balanced diet and exercise regularly than it can help to decrease the risk of obesity. Preventing obesity is important because once fat cells form they remain in the body forever. .
If there are chances of obesity due to genetics, early diagnosis can help a person to reduce the level of risk.
Simple method of diagnosing obesity is through BMI. If BMI falls in the obese range, some tests can be performed after consulting the doctor. There are number of tests that are important to analyze a person's overall risk factors if there is obesity. Some common blood tests should be done which includes cholesterol test, liver function test, fasting sugar test and a thyroid test. If there is higher risk, heart test can also be done after consulting the physician.