ADELPHI, MD. -- For a thousand years, people have reported feeling better by meditating, but there has never been a systematic study that quantified stress and how much stress changes as a direct ...

Heart rate variability (HRV) typically increases with parasympathetic activation (rest-and-digest response) and decreases with sympathetic activation (fight-or-flight response). The autonomic nervous ...

or a thousand years, people have reported feeling better by meditating but there are few systematic studies that quantified stress and how much stress changes as a direct result of meditation, until ...

ADELPHI, MD. - For a thousand years, people have reported feeling better by meditating but there has never been a systematic study that quantified stress and how much stress changes as a direct result ...

When Caeden first announced its Sona band last year, the company promised the new device would reduce stress levels via a sleek interface-less leather band that could track heart rate variability (HRV ...