Dr.SportsMedIN said:It helps to ask what evidence would change your mind before you look at any.
Mine went the same way, slower. I had assumed I was the exception until I read this.
Adding the clinical framing, because it changes how the question reads. It is worth asking what the claim would look like if it were false. If nothing would look different, it is not a claim about the world and no amount of discussion will settle it.
sean_dublin said:It is worth asking what the claim would look like if it were false.
This matches mine closely enough to be worth saying so out loud. The detail I would add is minor and it is already implied above.
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Shop Reference Standardssean_dublin said:It is worth asking what the claim would look like if it were false.
Adding the part of the answer the thread has not reached. The honest answer is that the effect is real, the magnitude is contested, and the individual variation is larger than either. Those three things can all be true at once, and most arguments here are two people holding different parts of that.