Study2013

Influence of cold-water immersion on limb and cutaneous blood flow after exercise

Mawhinney C, Jones H, Joo CH, Low DA, Green DJ, Gregson W

Medicine and science in sports and exercise · 63 citations

Review labels

Funding not disclosedMechanisms only

Neutral facts our review recorded about how this study was done. They describe method, never whether we like the result.

How it was studied

Design
Randomized controlled trial (classified by our AI screen)
Studied in
People
Main outcome
Mechanisms only

Who paid for it

Funding
Funding not disclosed

Publication

Published
2013-07-31 · Med Sci Sports Exerc · vol. 45 · issue 12 · pp. 2277–2285
Publisher
Lippincott Williams & Wilkins
Cited
82 citations · more than 95% of similar papers · 5.1× the field average
Impact
Top 10% most cited in its field
References
41 works
Access
Open access (repository copy) · OTHER-OA
Research areas
Exercise and Physiological Responses · Thermoregulation and physiological responses · Cardiovascular and exercise physiology
Keywords
Medicine, Blood flow, Femoral artery, Thigh, Immersion (mathematics), Vasoconstriction, Anesthesia, External iliac artery, Anatomy, Surgery, Internal medicine
MeSH
leg, femoral artery, skin, humans, ultrasonography, blood pressure determination, laser-doppler flowmetry, exercise, immersion, oxygen consumption, skin temperature, heart rate, regional blood flow, adult, male, cold temperature, young adult

6 authors

From GB, AU, QA

  • Chris MawhinneyLiverpool John Moores University
  • Helen E JonesLiverpool John Moores University
  • Chang-Hwa JooLiverpool John Moores University
  • David A. LowLiverpool John Moores University
  • DANIEL JOHN GREENThe University of Western Australia; Aspire Academy; Liverpool John Moores University
  • Warren A. Gregson · correspondingLiverpool John Moores University

Abstract

Purpose

This study aimed to determine the influence of cold (8°C) and cool (22°C) water immersion on femoral artery and cutaneous blood flow after exercise.

Methods

Twelve men completed a continuous cycle exercise protocol at 70% peak oxygen uptake until a core temperature of 38°C was attained. Subjects were then immersed semireclined into 8°C or 22°C water to the iliac crest for 10 min or rested. Rectal and thigh skin temperature, deep and superficial muscle temperature, thigh and calf skin blood flow (laser Doppler flowmetry), and superficial femoral artery blood flow (duplex ultrasound) were measured before and up to 30 min after immersion. Indices of vascular conductance were calculated (flux and blood flow/mean arterial pressure).

Results

Reductions in rectal temperature were similar (0.6°C-0.7°C) in all three trials (P = 0.38). The mean ± SD thigh skin temperature during recovery was 25.4°C ± 3.8°C in the 8°C trial, which was lower than the 28.2°C ± 1.4°C and 33.78°C ± 1.0°C in the 22°C and control trials, respectively (P < 0.001). Recovery muscle temperature was also lowest in the 8°C trial (P < 0.01). Femoral artery conductance was similar after immersion in both cooling conditions and was lower (∼55%) compared with the control condition 30 min after immersion (P < 0.01). Similarly, there was greater thigh (P < 0.01) and calf (P < 0.05) cutaneous vasoconstriction during and after immersion in both cooling conditions relative to the control condition.

Conclusion

Colder water temperatures may be more effective in the treatment of exercise-induced muscle damage and injury rehabilitation by virtue of greater reductions in muscle temperature and not muscle blood flow.

Abstract via Europe PMC. Copyright remains with the authors or publisher.

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