Allergic rhinitis
Allergic rhinitis is an inflammation of the nose caused by your immune system reacting to airborne allergens such as pollen or dust.
Chronic rhinosinusitis
Chronic rhinosinusitis or CRS is a condition in which the nasal passages and sinuses become inflamed and irritated.
Asthma
Asthma is a condition where the airways become inflamed and narrow resulting in breath difficulty, episodic wheezing, and cough.
COPD
COPD is a lung disease where airways and tiny air sacs in the lungs are damaged, causing breathing difficulties.