Why does my ear pop/crinkle every time I swallow or blow my nose?

John Z asked:I havehada badcoldanditsallergy season,soatfirts I thoughtitwouldgoaway,butitsbeenabout2 weeks andstill itpops/clicks evertime I swallow (onone side). Nopain really,justa lot ofpressure sometimes. Justannoying. Istherea way [...]