When the National Weather Service issues an excessive heat warning for the Las Vegas valley, I take notice. If the forecast is for 110 degrees, I know the shaded outdoor wall thermometer on the patio will probably show temps closer to 115 degrees by day's end. So how the heck am I supposed to keep up a training schedule in preparation for a full slate of fall races -- or … [Read more...] about How Do I Exercise During a Summer Heat Warning?