That little “test” actually shows a lot about your nervous system. When it’s dysregulated from long-term stress, the vagus nerve doesn’t fire the way it should. The vagus nerve is the longest cranial nerve in the body and it plays a huge role in your nervous system. It controls things like swallowing, digestion, heart rate, and even how well you calm down after stress. When it’s underactive (usually from chronic stress), your body gets stuck in “fight or flight” mode instead of switching into “r

Bad sleep is ruining testosterone levels. The good news is we're...