The Effect of the Nasal Airflow Reducer on Parasympathetic Activity in Adults: A Pilot and Exploratory Study

<i>Background and Objectives</i>: Boosting parasympathetic activity may enhance both physical and mental functions. In this study, we introduced the Lin Nasal Airflow Reducer (L.NAR), a silicone device designed to reduce nasal airflow. This pilot and exploratory study aimed to investigat...

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Bibliographic Details

Published in:	Medicina
Main Authors:	Yen-Chang Lin, Jui-Kun Chiang, Hsueh-Hsin Kao, Tzu-Hao Lin, Tzu-Ying Hung, Yee-Hsin Kao
Format:	Article
Language:	English
Published:	MDPI AG 2025-10-01
Subjects:	heart rate variability (HRV) analysis parasympathetic body mass index (BMI)
Online Access:	https://www.mdpi.com/1648-9144/61/10/1772