Obesity, Physical Activity, Diet

Obesity and overweight have grown into one of the most consequential public health challenges of the past half-century, with epidemiologists tracking rising prevalence across nearly every country and age group, including children. Researchers in this area examine how dietary patterns, physical activity levels, built environments, and socioeconomic conditions interact to drive excess weight gain and the chronic diseases—cardiovascular illness, type 2 diabetes, certain cancers—that follow from it. A central tension in the field concerns how much of the burden can be attributed to individual behavior versus structural and environmental forces, which has direct implications for whether effective interventions should target people or the systems around them. Active work continues on understanding why population-level trends differ so sharply by region, income group, and age, and on identifying which combinations of dietary change and physical activity actually produce lasting health improvements at scale.

Works

134,341

Total citations

3,165,758

Keywords

ObesityOverweightChildhoodPrevalenceHealth EffectsPhysical Activity