This Week In HRV Edition

Show Notes Resource 1: Title: Pleasant odors specifically promote a soothing autonomic response and brain–body coupling through respiratory modulation Authors: Valentin Ghibaudo, Matthias Turrel, Jules Granget, Maëlys Souilhol, Samuel Garcia, Jane Plailly & Nathalie Buonviso Publication: Scientific Reports Link: https://www.nature.com/articles/s41598-025-20422-x Resource 2: Title: Improved non-invasive detection of sleep stages when combining skin sympathetic nerve activity and heart rate variability analysis with AI Authors: Md. Aktaruzzaman & Thomas H. Everett IV Publication: Scientific Reports Link: https://www.nature.com/articles/s41598-025-20282-5 Resource 3: Title: Increased sleep apnea-specific hypoxic burden is independently associated with cardiovascular autonomic dysfunction in obstructive sleep apnea: A large-scale study Authors: Chenyang Li, Zhenger Zhou, Xiaozhen Zhang, Enhui Zhou, Tianjiao Zhou, Jingyu Zhang, Xinyi Li, Jianyin Zou, Huajun Xu, Jian Guan, Yupu Liu, Suru Liu, Xiaoyue Zhu, Weijun Huang, Hongliang Yi, Shankai Yin Publication: Sleep Medicine Link: https://www.sciencedirect.com/science/article/abs/pii/S1389945725005386 Resource 4: Title: Strengthening the heart by means of a gratitude intervention? Authors: Andreas R. Schwerdtfeger, Claudia Traunmüller, Bernhard Weber & Christian Rominger Publication: The Journal of Positive Psychology Link: https://www.tandfonline.com/doi/full/10.1080/17439760.2025.2574048?af=R#abstract Resource 5: Title: Child and marital stress are associated with a psychophysiological index of self-regulatory capacities among parents of preschool children Authors: Sasha MacNeil, Chelsea da Estrela, Warren Caldwell, Jean-Philippe Gouin Publication: International Journal of Psychophysiology Link: https://www.sciencedirect.com/science/article/pii/S0167876025007470?via%3Dihub Resource 6: Title: Factors influencing heart rate variability in nurses following night shifts: a prospective observational clinical study Authors: