The Effects of Mindfulness and Meditation on Vagally Mediated Heart Rate Variability: A Meta-Analysis
Lydia Brown, Alora A Rando, Kristina Eichel, Nicholas T Van Dam, Christopher M Celano, Jeff C Huffman, Meg E Morris
PSYCHOSOMATIC MEDICINE | LIPPINCOTT WILLIAMS & WILKINS | Published : 2021
OBJECTIVE: Heart rate variability (HRV) is a marker of autonomic nervous system function associated with both physical and mental health. Many studies have suggested that mindfulness and meditation-based interventions (MBIs) are associated with improvements in HRV, but findings are mixed, and to date, no comprehensive meta-analysis has synthesized results. METHODS: Systematic literature searches were conducted using PsycINFO, Embase, Medline, CINAHL, ERIC, and Scopus to identify randomized controlled trials (RCTs) investigating the effects of predominantly seated MBIs on resting-state vagally mediated HRV. Risk of bias was judged using the Cochrane Risk of Bias tool. RESULTS: Nineteen RCTs m..View full abstract
Awarded by National Heart, Lung, and Blood Institute
This study was supported by La Trobe University and Healthscope Hospitals, with grants awarded to M.E.M. Time for analysis and article preparation was also funded by the National Heart, Lung, and Blood Institute through grants R01HL113272 (to J.C.H.) and K23HL123607 (to C.M.C.). The content is solely the responsibility of the authors and does not represent the official views of the National Institutes of Health. C.M.C. has received honoraria for talks to Sunovion Pharmaceuticals on topics unrelated to this research. The authors report no other conflicts of interest.