Wondered if it might be an idea to keep track of these?
Thought occurred to me watching "Food: truth or scare" on BBC1 - 9.15am on 29/01/18 when they said "how you burn fat depends on age, fitness and gender". Being a actual science thing, I doubt your metabolism is changed by either a stereotype or the mysterious internal sense alluded to by TRAs
So there's the first example...