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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]
Obesity is a major cause of disability and is correlated with various diseases and conditions, particularly cardiovascular diseases, type 2 diabetes, obstructive sleep apnea, certain types of cancer, and osteoarthritis. [2] [12] [13] Obesity has individual, socioeconomic, and environmental causes.
Symptoms of Obesity Obesity symptoms can differ greatly from one person to another. But most symptoms show up because bodily systems have to work harder due to the excess weight.
Central obesity is a key feature of the syndrome, as both a sign and a cause, in that the increasing adiposity often reflected in high waist circumference may both result from and contribute to insulin resistance. However, despite the importance of obesity, affected people who are of normal weight may also be insulin-resistant and have the ...
In newborns, symptoms include weak muscles, poor feeding, and slow development. [2] Beginning in childhood, those affected become constantly hungry, which often leads to obesity and type 2 diabetes. [2] Mild to moderate intellectual impairment and behavioral problems are also typical of the disorder. [2]
Rapid-onset obesity with hypothalamic dysregulation, hypoventilation, and autonomic dysregulation (ROHHAD) is a rare condition whose etiology is currently unknown. [1] ROHHAD mainly affects the endocrine system and autonomic nervous system, but patients can exhibit a variety of signs.
It may occur in situations with an increased blood volume, morbid obesity, from excess of water and salt (kidney pathology, excess of fluid or blood administration, treatment with retaining water steroids), chronic and severe anemia, large arteriovenous fistula or multiple small arteriovenous shunts as in HHT or Paget's disease of bone, some ...