Why Runners Get Slower With Age (and How Strength Training May Help)

The New York Times reports:

Young runners are different than you and me. They have more speed. And to achieve that swiftness, they use certain leg muscles quite differently than runners past age 50 do, according to a new study of runners’ strides at different ages. The study also intimates that many of us might be able to reinvigorate our flagging pace with the right type of strength training.

An article worth your time.