Scientists are genuinely divided on this question.

Not medical advice — just what the research says.

What's still open

What the evidence found 3 findings
Based on 10 sources:
PMC Systematic Review peer-reviewed View
PMC Research Article peer-reviewed View
Frontiers in Sports and Active Living peer-reviewed View
PMC Article on Skeletal Muscle and Resistance Exercise Training peer-reviewed View
PMC Article on Acute Post-Exercise Myofibrillar Protein Synthesis peer-reviewed View
ResearchGate Study on Resistance Training and Muscle Protein Synthesis peer-reviewed View
PubMed peer-reviewed View
Consensus peer-reviewed View
PMC peer-reviewed View
Consensus institutional View
Based on 6 sources:
PMC peer-reviewed View
PMC study by Khoshnevis et al. peer-reviewed View
ResearchGate study on cryotherapy vasoconstriction persistence peer-reviewed View
PMC - Effects of exposure to cold on metabolic characteristics peer-reviewed View
PMC peer-reviewed View
Frontiers in Physiology peer-reviewed View
Based on 10 sources:
PMC (PubMed Central) peer-reviewed View
PMC (PubMed Central) peer-reviewed View
American Physiological Society institutional View
PMC peer-reviewed View
Academia.edu peer-reviewed View
PMC peer-reviewed View
ResearchGate peer-reviewed View
PMC - The Effects of Cold Water Immersion and Active Recovery peer-reviewed View
Frontiers in Sports and Active Living peer-reviewed View
PMC (PubMed Central) peer-reviewed View
What research hasn't answered 3 gaps
PMC Systematic Review peer-reviewed View
PMC Research Article peer-reviewed View
Frontiers in Sports and Active Living peer-reviewed View
PMC Article on Skeletal Muscle and Resistance Exercise Training peer-reviewed View
PMC Article on Acute Post-Exercise Myofibrillar Protein Synthesis peer-reviewed View
PMC peer-reviewed View
PMC study by Khoshnevis et al. peer-reviewed View
ResearchGate study on cryotherapy vasoconstriction persistence peer-reviewed View
PMC - Effects of exposure to cold on metabolic characteristics peer-reviewed View
PMC peer-reviewed View
Sources 18 findings
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argumentation Unknown
argumentation Unknown
argumentation Unknown
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Generated by reaso.ai's editorial pipeline: claim restated, scientific consensus classified via 3-run majority vote, 18 findings enriched with attribution and study type, narrative written in neutral voice. No individual researcher has signed off on this specific analysis — see methodology for how the pipeline works. Built with Claude Sonnet by Anthropic. Updated April 16, 2026. How we do this →

Written by AI. Sources are linked for verification.