Should my hands feel like they are about to go numb if I hold my arms horizontally to the floor at shoulder height and then with palms beginning facing down lift my fingers towards the ceiling?

because I like doing this too (as well as the back clicking cracking thing!) but think that perhaps this is not so healthy…

and because i presume it’s just something simple to do with tendons stretching…If i keep doing it will it eventually stop feeling like they are about to go numb…or just drop off….

I wonder whether they do actually go numb if I keep them there long enough…. one mo’