Some limited RCT evidence that brushing the tongue reduces bad breath. http://journals.lww.com/nursingresearchonline/Abstract/2013/11000/Toothbrushing_Versus_Toothbrushing_Plus_Tongue.8.aspx …
Feynman: take the world from another point of view. Does toothbrushing actually work? Surprisingly little evidence!? https://www.youtube.com/watch?v=PsgBtOVzHKI …
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.