The definition of a biennium is a period of two years. Your two-year cell phone contract is an example of a biennium. noun.
Common symptoms reported by people with Vestibular Neuronitis. Reports may be affected by other conditions and/or medication side effects. We ask about general symptoms (anxious mood, depressed mood, insomnia, fatigue, and pain) regardless of condition.
The vestibular system includes the parts of the inner ear and brain that help control balance and eye movements. If the system is damaged by disease, aging, or injury, vestibular disorders can result, and are often associated with one or more of these symptoms, among others: 1  Vertigo and dizziness. 2  Imbalance and spatial disorientation. 3  Vision disturbance. 4  Hearing changes. 5  Cognitive and/or psychological changes.