“You can do olfactory identification test and taste test at the same time.” A lot of people are struggle with olfactory sense disorder recently. There are so many different stories about hyposmia patients. Saying instance, housewife doesn’t smell burning food properly, lost taste of food as they’re losing olfactory sense. Statistically over 80% of people have lost palate when they’re losing olfactory sense. If they cannot perceive even toxic gas or fire smell, then situation is really serious. Reasons for smell disturbance -Paranasal Sinusitis, Problem of Nasal Cavity -Respiratory Virus Infection: Poisonous material or Drug effect -Neurological disease: Alzheimer’s disease, Parkinson’s disease, Multiple Sclerosis, Huntington disease -Congenital disease: Kallmanns Syndrome -Other: Diabetes, Chronic Cardiac failure, Endocrine disease -10% of smell disturbances are unknown origin -Individual difference: Smoking, Age, Sex