Originally Posted by Hermes

It is pretty common for elite cyclists since the layer of mucus that protects the lungs thins. Alessandro Petacchi got in trouble using an inhaled drug. Many of the drugs are performance enhancing but not illegal to take out of competition but cannot be used in competition. Check out the site below to see if your drug is performance enhancing. At the track, I see a lot of inhalers due to the extreme deep breathing. I can cough for a couple of days after a pursuit but do not use one. Stop running in the cold.

http://www.globaldro.com/