Intake recommendations for iodine and other nutrients are provided in the Dietary Reference Intakes (DRIs) developed by the Food and Nutrition Board (FNB) at the Institute of Medicine of the National Academies (formerly National Academy of Sciences) [2].
Answer. The ear canal has very delicate skin; even a hair may cause itching in the ear. So no wonder itching or irritation is a common complaint from the hearing aid user who comes in for a follow up visit.
Myringitis is an ear infection that causes blisters and small lumps on the eardrum. It is a painful condition in which the middle ear develops inflammation due to the formation of blisters. Apart from pain, there may be partial hearing loss for 2-3 days as the blister starts growing.