United States: In 2021, almost half of adolescents and seventy-five percent of adults in the United States met the clinical criteria for being overweight or obese.
These figures showcase a more than two-fold jump compared to 1990 levels.
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Otherwise, according to the prediction given by our study, the rate beyond the weight of normal weight category for adults will be much higher than 80%, and for adolescents – very close to 60% by 2050
Using the combined BMI datasets derived from 132 distinct sources based on the US national and/or state representativeness surveys, the trends of obesity and the condition of being overweight were evaluated from 1990 to 2021 with the prediction of estimates to 2050.
Those with a condition health researchers call ‘overweight’ comprised those with a BMI of 25 kg/m² to less than 30 kg/m² and ‘obesity,’ those who had a BMI of 30 kg/m² and above, theconversation.com reported.
In participants who were below 18 years of age, the definition criteria used was that of the International Obesity Task Force.
Highest obesity in the US
The United States currently has one of the highest obesity and overweight individuals in the global marketplace.
The researchers predicted that in 2021, 208 million people in the United States of America were medically considered to be either overweight or obese.
However, being overweight has not only stalled the progress in health and life expectancy in America but also has left it behind as compared to other developed countries.

Studies indicated that in 2021, obesity alone caused 335,000 deaths still, it remains lethal and one of the common and rapidly rising dangerous factors that attributed to the people’s unhealthy life and early mortality.
Obesity can cause diabetes, heart attacks, stroke, cancer, and mental illness, theconversation.com reported.
This last area has significant economic consequences as well. According to the report of the Republican Staff members of the Joint Economics Committee of the US Congress, published in 2024, the obesity costs for healthcare will be at US, USD 9.1 trillion in the next ten years only.