The last 24 hours in Venezuela have been volatile, beginning with widespread looting in the coastal city of Maracay on Monday night and continued Tuesday with a police helicopter firing on Venezuela's Supreme Court and Interior Ministry while opposition lawmakers scuffled with security forces assigned to protect the National Assembly.
With mood disorders like depression and bipolar disorder, sometimes anxiety is a symptom. Other times it is a separate illness. It also may have physical, environmental or lifestyle-related causes. Symptom of a mood disorder.
Bipolar disorder may result from a chemical imbalance within the brain. The brain's functions are controlled by chemicals called neurotransmitters. An imbalance in the levels of one of these neurotransmitters, such as norepinephrine, may cause bipolar disorder. When levels of this chemical are too high, mania occurs. When levels of norepinephrine drop below normal levels, a person may experience depression.