To be frank it is abundantly clear that you do not know the first thing about depression. It saps motivation first to such an extent that the reason SSRIs are a

To be frank it is abundantly clear that you do not know the first thing about depression. It saps motivation first to such an extent that the reason SSRIs are a suicide risk is because they wanted to kill themselves before but didn't have the motivation to actually carry out desires. Saying to "just" make lifestyle changes is like asking why paraplegics just don't start crawling until they can walk and deriding them as lazy because their legs are atrophied.