“…Interestingly, intravenous injection of naloxone, an opioid blocker, reverses this analgesic effect of meditation, suggesting that meditation modulates pain through the endogenous opioid mechanism (Sharon et al, 2016). furthermore, a previous study by Movahedi, ghafari, Nazari & valiani (2017) showed that acupressure to specific points 3 times a week for three weeks reduced the severity of chronic low back pain (Babina, Mohanty & Pattnaik, 2016;Barnes, Mc-Donald, Smallwood, & Manser, 2019;Bayer et al, 2017). A previous study showed that qigong practice reduced stress and increased social interaction in the hospital staff (Knips et al, 2019;Larkey et al, 2016;Phattharasupharerk et al, 2019).…”