A mental illness is a disease that causes mild to severe disturbances in thought and/or behavior, resulting in an inability to cope with life’s ordinary demands and routines. Read More
Most scientists believe that mental illnesses result from problems with the communication between neurons in the brain For example, the level of the neurotransmitter serotonin is lower in individuals who have depression.
Over the years, advances in brain imaging, neurology and research have shown a link between mental health and the chemical imbalance (the level of neurotransmitters) in the brain. Read More
Substance Abuse and Brain Functioning
Addiction is defined as a chronic, relapsing disorder characterized by compulsive drug seeking and use despite adverse consequences. It is considered a brain disorder, because it involves functional changes to brain circuits involved in reward, stress, and self-control.