11.   But Dees raised five children who were doing well in life, and his instability was a matter of chemical imbalance.

12.   Doctors said Harnisch had a chemical imbalance that could have kicked in at any time.

13.   Depression is an illness triggered by chemical imbalances in the brain, and is marked by extreme changes in mood, energy and behavior.

14.   Eventually, he was led to medication that corrected the chemical imbalance causing the depression.

15.   For such conditions and the chemical imbalances that develop because of them, some experts said, methylphenidate is the best treatment currently available.

16.   Harnisch suffered a chemical imbalance that caused depression and insomnia, a condition that reached its zenith when he tried to give up smokeless tobacco.

17.   Harris said Siriboury, a native of Laos, suffers from bipolar disorder and a chemical imbalance.

18.   He feels it helped trigger a chemical imbalance that caused him to experience depression and miss most of the season.

19.   It can be linked to heredity, head injury, brain tumor or infection, or chemical imbalances.

20.   Just as many mental illnesses were transformed from character flaws to chemical imbalances by the advent of effective psychotropic drugs, so too may sexual problems be transfigured.