question: Dear Sir, Merry Christmas. I am 31 yrs Old-Male. I am having dust allergy . Bcoz of that I am getting Dry Cough , If I go to Dust area/Moisture/bad smell/Dump Room/In bed Room-Blanket-Pillow etc. Even I have Dry cough after coming by Bike/After dusting any Room. Also I have skin allergy to Sun light. My skin bcoms Reddish & Itching occurs If my skin directly exposed to sun light. It automatically vanishes after 3-4 hours once I come inside a shadow area All these above allergy occurs just before 2 years. Before that I don’t have any allergy. Kindly let me know the reasons & remedies-medicines for these allergy.