WHAT IS SLOW RUNNING? Lately, I’m seeing online articles promoting the rewards of “slow running.”  I think I’d be classified as a slow runner, not by choice, but because my running pace has slowed down considerably as I’ve aged. At 80, I don’t even classify myself as a runner anymore—but as more of a jogger. Yet, some days I go on an all-out jog and others I just enjoy moving along. I can see the difference afterward when I check it out on my Fitbit. When I go for a faster time I’ve spent the majority of my jog at...