1. Family history can cause depression. (If one parent has clinical depression, you have a 25% chance of getting it. It usually starts from age 12 – 40.
2. Depression can be caused by a chemical imbalance.
Treatments are anti-depressants and counseling.
3. Bipolar disorder is a disorder that includes episodes of major depression and episodes of mania.
Step-by-step explanation:
Depression is a mood disorder which affects different people differently with symptoms varying from feeling emotionally low, lack of interest, less appetite, feeling sad, insomnia, pain and aches, to having suicidal thoughts.
Family history of depression leads to underlying risk (about 25% chance) of developing depression or any other mood disorder
Imbalance of chemicals related to brain like the neurotransmitters (serotonin, norepinephrine, dopamine) might lead to depression due to improper neural communication.
Anti-depressants are drug that help to cure depressive disorders by balancing the imbalance of chemicals causing the depression like the neurotransmitters. Selective serotonin reuptake inhibitor, serotonin-noradrenaline reuptake inhibitors, tricyclic antidepressants are types of anti-depressants.
Psychological counseling or therapy is provided by psychiatrists and specially trained counselors to talk with the patients and counsel them to come out of the depression slowly.
Bipolar disorder is a mood disorder which is expressed with extreme mood swings from having episodes of major depression to having manic episodes.