Below is an instruction from Human. Write a response.
    ### Instruction:
    Who is at risk for Overweight and Obesity? ?
    ### Response:
    Overweight and obesity affect Americans of all ages, sexes, and racial/ethnic groups. This serious health problem has been growing over the last 30 years.
                
Adults
                
According to the National Health and Nutrition Examination Survey (NHANES) 20092010, almost 70 percent of Americans are overweight or obese.
    