BMI is a calculation that divides people into one of four categories: People who are underweight, with a score of less than 18.5; normal weight, with a score between 18.5 and 24.9; overweight, with a score of 25 to 25.9; and obese, with a score of 30 or greater.
Civic engagement or civic participation, according to the American Psychological Association, is individual and collective actions designed to identify and address issues of public concern.
A civic association is a type of organization whose official goal is to improve neighborhoods through volunteer work by its members.