" Swimmer’s ear develops after excess water has lodged itself inside a person’s ear canal. This usually happens to people after swimming in any body of water – whether it be an ocean, freshwater, or even a chlorinated pool. This water build-up inside the ear makes it easy for bacteria to grow, which induces a number painful and aggravating symptoms. These symptoms include: Difficulty hearing Lingering pain in ear canal Itchiness inside of ear Bright ...