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.
Signs and symptoms of earwax blockage may include: 1  Earache. 2  Feeling of fullness in the affected ear. 3  Ringing or noises in the ear (tinnitus). 4  Decreased hearing in the affected ear. 5  Dizziness.