@meganers,
Meg before doing anything irreversible consider the possibility that your depression arises from presence, shortage or excess of some common substance in the bloodstream, like serotonin. One can't help wondering how many of us go to psychiatrist once or twice a week at $100 a shot when the difficulty could be mitigated for a few cents a day by a slight change in diet
...even the possible side effect of some prescription meds otherwise considered harmless by the Med Prof