http://peterrosenberger.podbean.com/mobile/e/depression-a-very-raw-depiction-of-what-happened/#.WuH1tjIwtXA.gmail
http://www.blogtalkradio.com/alzheimersspeaks/2017/09/28/young-onset-dementia
PET scan of the brain for depression A PET scan can compare brain activity during periods of depression (left) with normal brain activity (right). An increase of blue and green colors, along with decreased white and yellow areas, shows decreased brain activity due to depression. Picture of PET Scan used
https://anchor.fm/simonsaysgb/episodes/Interview-with-Tracey-Maxfield-Author-of-Escaping-the-Rabbit-Hole-e1csih/a-a37v02
