
Distribution of Body-Mass-Index (BMI) in Italy 2022, by age
Prevalence of overweight and underweight
Overall, the number of overweight individuals exceeded by far the number of people dealing with underweight. The number of overweight people in Italy increased from 16,642 in 2005 to 17,332 individuals in 2022. Also, the number of underweight individuals peaked in 2018 as a result of a steadily increasing trend started in 2009.
Eating disorders
Weight gain or loss is often caused by eating disorders. In 2017, the age group including people aged 20 to 29 years was the one with the highest incidence of both bulimia and anorexia nervosa .