35. People used to get “piles” (clotted hemorrhoids) and it’s a wonder this isn’t talked about more. They’re called “piles” after rhyming slang (Chalfont St Giles).
37. Number 37 from this countdown was a video about “killer stools” that is now private. Here, however, is an assortment of British PSAs about stuff that could kill you in the 1970s: