Run your tongue along the inside of your cheek. Does it slide smoothly, like butter on a hot pan? Or does it feel like you’re rubbing sandpaper on a piece of cardboard? If your mouth feels sticky, tacky, or parched, that’s a major red flag.
Printable Urine Hydration Chart
Your body produces enough saliva only when it’s properly hydrated. No saliva means a dry, pasty mouth—and also bad breath, so there’s a social incentive to stay hydrated too. A quick swish of water usually fixes this in minutes.