How do you exercise your vagus nerve? Evidently it can positively alter your mood when stimulated, so I would like to add it to my daily gym routine.
>>75738881Yawn and dip my face in cold water
>>75738893How many yawns in a set?
>>75738881pooping
>>75738881Get the juicehead bear at your gym to choke you out for 5 sets of 20 second choking