ECT is a highly effective treatment for severe depression and psychosis, so why does it still have a bad rap?
Critics have portrayed ECT as a form of medical abuse. Yet many psychiatrists, and more importantly, patients, consider it to be safe and effective. Few medical treatments have such disparate images.
Melancholia has a strong genetic contribution, so it's largely biologically underpinned rather than caused by social factors (stressors) or psychological factors, such as personality style.