I shower every two or three days.

I am not a doctor, but you should see one because that should not sting.

No soldier left behind.

Non shampoo days?

On weekends I don’t use deodorant so in the shower my armpits get a refresh.

You didn’t write the original reply.

That’s probably meant for a different post about temperature.

No, it’s about visualizations of scientific data. You’re looking for a Star Trek community.