Implantable vagus nerve stimulation devices have long been used to treat epilepsy, depression and stroke. A new crop of buzzy non-invasive VNS gadgets, like the one shown here from Truvaga ...

Getting scientific for just a quick minute, humming stimulates a nerve called the vagus that ... humming releases happy endorphins and nitric oxide, which widens your blood vessels.

Getting scientific for just a quick minute, humming stimulates a nerve called the vagus that ... humming releases happy endorphins and nitric oxide, which widens your blood vessels.

Luke Coutinho explains that the vagus nerve is essential for the body's ... Deep breathing stimulates nasal passages, increasing nitric oxide levels, which aid vasodilation and strengthen the ...