The brain has two halves or hemispheres: right and left. The right hemisphere controls the left side of the body, and the left hemisphere controls the right side. In most people, the left hemisphere regulates language and speech, and the right hemisphere controls nonverbal, spatial skills.
Ear canal infection Symptoms of an ear canal infection include ear pain and itching, decreased hearing, drainage and more. Earwax blockage Sometimes ear wax can harden and block the ear canal, causing discomfort and itching, earache, and more.
The most common symptoms of swimmers ear are itching inside the ear and pain that gets worse when you tug on the auricle (outer ear). Other signs and symptoms may include any of the following: Sensation that the ear is blocked or full. Drainage. Fever.