Photograph by Mikko Lagerstedt, Used with Permission

A few years ago, once the Holidays had past, I began looking for a way to beat back the dreariness of winter. And so I joined a fitness center, thinking that the physical activity would do me good–that it would lift the mood and re-energize. Somewhat surprisingly, there was still the sense that these routine workouts on the elliptical machine weren’t quite doing the trick. It didn’t take long to discover that what was needed was regular time in the outdoors. The following winter, therefore, the fitness club membership was ditched in favor of a pair of cross-country skis. And it made all the difference: Read more