Holy shit. I had an old dad, 52 when I was born. most of those listed conditions affect me or have affected me greatly in the past... My younger sibling is miss

Holy shit. I had an old dad, 52 when I was born. most of those listed conditions affect me or have affected me greatly in the past... My younger sibling is missing a chromosome, stuck as a permanent infant (mentally). This is both enlightening and extremely depressing.