More sleep and physical activity may prevent Type 2 diabetes in teens

Adolescents who replaced just half an hour of sedentary behaviors, such as sitting on the couch or spending time at the computer, each day for moderate-to-vigorous physical activity or sleep may lower their insulin resistance, a key factor in preventing the development of Type 2 diabetes, according to preliminary research presented at the American Heart Association's EPI|Lifestyle Scientific Sessions 2026. The meeting is in Boston, March 17–20, 2026, and offers the latest epidemiological science on prevention, lifestyle and cardiometabolic health.