The trouble with mood-altering and mood-stabilising medications (and behaviours if you count things like exercise) is that they can affect perception not only in the present, but about past thoughts and behaviours too, so spotting any obvious change might require some effort.

Thank you!! That a powerful description of what I’ve had going on for years - I’m a very emotional thinker and can sometimes feel adrift on things (with no perspective) as the thinking patterns and brain chemicals change replacing the lense I experience everything through