How Cold Is Too Cold to Run Outside?
by Meredith Dietz from Lifehacker on (#5VDHH)
When I signed up for that spring marathon, I envisioned myself at the end of a breezy race day: exhausted, victorious, and comfortable in weather-appropriate leggings and a tee shirt. What I failed to consider then, and what I am reckoning with now, is the reality of marathon training in freezing temperatures.