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Obesity is a medical condition, considered by multiple organizations to be a disease, [8] [9] [10] in which excess body fat has accumulated to such an extent that it can potentially have negative effects on health.
Death rate from obesity, 2019. Obesity is a risk factor for many chronic physical and mental illnesses.. The health effects of being overweight but not obese are controversial, with some studies showing that the mortality rate for individuals who are classified as overweight (BMI 25.0 to 29.9) may actually be lower than for those with an ideal weight (BMI 18.5 to 24.9). [1]
The exact prevalence of obesity hypoventilation syndrome is unknown, and it is thought that many people with symptoms of OHS have not been diagnosed. [4] About a third of all people with morbid obesity (a body mass index exceeding 40 kg/m 2) have elevated carbon dioxide levels in the blood. [5]
Overweight is defined as a BMI of 25 or more, thus it includes pre-obesity defined as a BMI between 25 and 29.9 and obesity as defined by a BMI of 30 or more. [4] [5] Pre-obese and overweight however are often used interchangeably, thus giving overweight a common definition of a BMI of between 25 and 29.9. There are, however, several other ...
Intentional weight loss is the loss of total body mass as a result of efforts to improve fitness and health, or to change appearance through slimming. Weight loss is the main treatment for obesity, [1] [2] [3] and there is substantial evidence this can prevent progression from prediabetes to type 2 diabetes with a 7–10% weight loss and manage cardiometabolic health for diabetic people with a ...
Body fat percentage has been suggested as another way to assess whether a person is underweight. Unlike the body mass index, which is a proxy measurement, the body fat percentage takes into account the difference in composition between adipose tissue (fat cells) and muscle tissue and their different roles in the body. [4]
"Fat" is the preferred term within the fat acceptance movement. [112] Fat activists have reclaimed the term as a neutral descriptor in order to work against the stigma typically associated with the term. [108] In fact, many fat activists will censor the word "obesity" when tweeting or citing it as "ob*sity" due to its pathologizing nature.
Obesity and BMI An obese male with a body mass index of 53 kg/m 2: weight 182 kg (400 lb), height 185 cm (6 ft 1 in). Obesity classification is a ranking of obesity, the medical condition in which excess body fat has accumulated to the extent that it has an adverse effect on health. [1]