Very dulll/mild earache following a bad cold. mostly in morning but today had mild ache all day. not extremely painful and not all the time.infected?

Earache: The cause of your ear pain is either fluid behind the ear as a result of your recent cold (otitis media with effusion) or an actual ear infection (acute otitis media) -- see your primary care doctor for an exam and to discuss treatment options.

See physician: Petsistent ear discomfort may be a sign of otitis media whis is a bacterial infection of fluid behind your ear drum that occurs more frequently after an upper respiratory infection.