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Effects of hand‐bathing on noise‐induced vasoconstriction: A randomized controlled trial
Aim This study assessed the effects of hand‐bathing on sympathetic nervous activity exacerbated by psychological stress. Participants immersed one hand in warm water for 2 min while exposed to noise, and changes in blood flow and skin temperature of the non‐immersed hand were observed. Methods Twent...
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Published in: | Japan journal of nursing science : JJNS 2024-10, Vol.21 (4), p.e12625-n/a |
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Main Authors: | , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites |
Online Access: | Get full text |
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Summary: | Aim
This study assessed the effects of hand‐bathing on sympathetic nervous activity exacerbated by psychological stress. Participants immersed one hand in warm water for 2 min while exposed to noise, and changes in blood flow and skin temperature of the non‐immersed hand were observed.
Methods
Twenty‐nine healthy university students aged 20 years or older were randomly assigned to either the hand‐bathing group (n = 14) or the control group (n = 15). After a brief rest in a quiet environment, participants were exposed to noise for 6 min. Those in the hand‐bathing group submerged their left hand in a 40°C thermostatic bath for 2 min, starting 2 min into the noise exposure. The tympanic temperature, blood flow, and skin temperature of the non‐immersed hand were continuously measured, along with blood pressure and subjective evaluations before and after the noise exposure.
Results
Both groups experienced a decrease in fingertip skin temperature at the start of the noise exposure, persisting longer in the control group. Conversely, the hand‐bathing group showed increased fingertip skin temperature after 150 s, significantly higher after the noise exposure than the control group (p = .04). Participants in the hand‐bathing group reported significantly increased overall body warmth, thermal comfort, and relaxation during hand‐bathing (p = .007, p = .01, p |
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ISSN: | 1742-7932 1742-7924 1742-7924 |
DOI: | 10.1111/jjns.12625 |