Half of what people describe as tolerance is a change in the underlying condition, and the two need different answers.

Worth asking what specifically was measured. Pain scores move with mood and function does not.

Worth asking what specifically was measured. Pain scores move with mood and function does not. Not on a running plan but the pattern is familiar.

Domain age is one of the few signals that is expensive to fake and free to check.

Reference ranges differ between labs, so comparing two reports is close to meaningless.