Pew Research Center is a nonpartisan, nonadvocacy fact tank that informs the public about the issues, attitudes and trends shaping the world.
Abstract: Negative emotions are the primary trigger of psychological states and lead to mental stress. Heart Rate (HR) and Heart Rate Variability (HRV) are physiological measurements often used to ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results