<s>[INST] I have a blocked nose for the last 2 weeks and noticed that my chest is also tight.I use a Astma pump to relieve the chest tightness.Can the cheat tightness be linked to my blocked nose?I walk up a flight of stairs and am short of breath afterwards for around 30 seconds [/INST] Hello, As you explain the history you should use the inhaler during efforts such as yours. Hope I have answered your query. Let me know if I can assist you further. Regards, Dr. Jnikolla, Pulmonologist </s>