If one is depressed, truly depressed and not just sad about real life events, one should see a Therapist. It is not weird, it is literally the way to seek treatment for Depression and other mood disorders.
Exercise has been demonstrated to elevate mood, but as far as I know, not a substitute for medication when dealing with mood disorders. If it worked, myself and many others wouldn't be on meds.
I do not remember a single part of the Liberal election platform that said "We won't cut funding in public services". The only thing I can remember being exclusively off the table were cuts to Provincial transfers.
It would be nice if the article cited those promises, but that is the Ottawa Citizen (Post media) for you.