It's well-known that regular exercise comes with health benefits, but exactly how those benefits manifest at the cellular level isn't clear. Now, researchers have identified a series of changes in metabolism and the immune system that differentiate regular exercisers from people with sedentary lifestyles. The findings, published Sept. 18 in the journal Science Advances, point to potential pathways for managing chronic diseases, such as diabetes, heart disease and cancer, the scientists say.The team of researchers analyzed data from the Chinese Immune Multi-omics Atlas (CIMA), which includes data from 400 adults who gave blood samples and answered an in-depth questionnaire about their lifesty...