My personal and completely un-scientifically based analysis of my experiences on the treadmill is that treadmill running is easier. I feel like running outside DOES add air resistance that running inside doesn't. Plus, running outside generally has terrain differences that can be challenging (even when running someā€¦ » 2/18/15 6:33am 2/18/15 6:33am

I've got glasses. Up here in the frozen north, it's pretty necessary to wear a ninja mask or something so I'm not breathing in ice and giving myself pneumonia. Unfortunately, this fogs up my glasses. Any suggestions for something that will warm the air I breathe in, without fogging my vision? » 12/01/14 12:32pm 12/01/14 12:32pm