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Due to the rising prevalence of obesity in children and its many adverse health effects it is being recognized as a serious public health concern. [1] The term overweight rather than obese is often used when discussing childhood obesity, as it is less stigmatizing , although the term overweight can also refer to a different BMI category. [ 2 ]
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 mechanisms by which obesity may increase the risk of cancer are not well understood, [1] but it is believed that the combined effects of the adipose tissue environment and the endocrine alterations that accompany it among obese people both interact to promote tumor initiation and progression. [9]
Physical activity in children may not be a significant contributor. [132] In both children and adults, there is an association between television viewing time and the risk of obesity. [133] [134] [135] Increased media exposure increases the rate of childhood obesity, with rates increasing proportionally to time spent watching television. [136]
Being overweight has been identified as a risk factor for cancer, and Walter Willett predicts that being overweight will overtake smoking as the primary cause of cancer in developed countries as cases of smoking-related cancer dwindle. [16] Being overweight also increases the risk of oligospermia and azoospermia in men. [17]
According to the Centers for Disease Control and Prevention, nearly 80 percent of adults and about one-third of children now meet the clinical definition of overweight or obese. More Americans live with “extreme obesity“ than with breast cancer, Parkinson’s, Alzheimer’s and HIV put together.
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 ...
A 2023 study using the National Cancer Institute’s SEER database between 2010 and 2019 showed an overall increase in early-onset cancer (under age 50) of 0.74% during the study period, as ...