Personally.... I just love the smell of it. I had an aunt who used to spray her arthritic hip evey day with it convinced that it was doing her good. She was (of course) barking mad.
Lmao...there may well be a nugget of truth in that,wd40 was iirc made from fish oil many many moons ago,a sort of 'cod liver oil' in an aerosol
Smile!...today is the day you worried about yesterday. :-)