With the pandemic slowing a lot of people down and epidemics in obesity, diabetes, and other lifestyle conditions unabated, experts say you don’t need to be a marathoner, or even in shape to get started. Just get moving.

Researcher I-Min Lee outlines fresh data showing that you can’t outrun a bad diet.

Study says that physical activity later in life shifts energy away from processes that compromise health and toward mechanisms in the body that extend it.