<s>[INST] What is swimmer's ear? [/INST] Swimmer's ear is an infection of the outer ear canal. It's most often caused when moisture that collects in the ear and aids bacterial growth. It's more common in people who spend a lot of time in the water — hence the name "swimmer's ear."

Medicated antibiotic eardrops are the most common treatment of swimmer's ear. Source: MAYO CLINIC HEALTH SYSTEM. Link: https://www.mayoclinichealthsystem.org/hometown-health/speaking-of-health/questions-about-earaches-and-ear-infections. Field: Otolaryngology. Disease: Ear Infection </s>