Great question. The answer is yes. Both high and low humidity can effect your asthma as I wrote about in a recent post, "High and low humidity not good for asthma."
Cold air can also be an asthma trigger, as I also wrote about in a recent post, "Gallant Asthmatics Know and Know How To Avoid Their Asthma Triggers."
This issue was also addressed in this post. I also recommend reading this Q&A.
If after checking out these links you continue to have questions, please feel free to ask.
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