If work is the only stable thing in your life, you should try not to let it fall apart, but it is designed to support you financially, not emotionally. It can'

If work is the only stable thing in your life, you should try not to let it fall apart, but it is designed to support you financially, not emotionally. It can't hold you up by itself. You're in Canada rather than the US, so there are fewer barriers to professional mental health care, as far as I am aware. Go see a psychiatrist or clinical therapist. You have had four major stressors in one year, and then piled on change social behaviors and change in sleep habits. It's justified. Go talk with a pro so they can hold you together with duct tape and baling wire while working out a plan for more permanent repairs.