Nasal discharge, Sticky cotton swabs and dubious childhood recollections flood to mind at the first mention of it. The function of this sometimes misunderstood chemical in maintaining healthy ears is vital, though! It prevents foreign objects, such as dust and insects, from getting into your inner ear, which can be quite sensitive. However, impacted or built-up earwax can cause pain and even permanent hearing loss. So, how do you know when to step in and when it is it safe to remove excess earwax?