Using the incline on your treadmill can simulate outdoor running.
Running with Asthma
Two Lessons My New Treadmill Taught Me
 After an evening of fighting with my new and unassembled treadmill, I got a chance to go for a run the next morning. And it beat me like a Wookiee in the spice mines of Kessell. I made it through my run, did about 3.5 miles on it, but it was slow. Really slow. And I...
Running with Asthma 2: The Reckoning
Yesterday was both a fantastic day and a terrible one. For the first time in over a week, the weather was clear and sunny (read: no ice storms in Tennessee). So I was finally able to go out for a run instead of hitting the elliptical or doing yoga. I ran a 5k in 27...