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Effects of Sprint Interval Training With Blood Flow Restriction on Short-Term High Intensity Cycling Performance.

Cristiano Dall'Agnol1, Rafael Bueno Orcy2, Andressa Formalioni3,4

  • 1Sports Center, Santa Catarina Federal University, Florianópolis, Brazil.

Journal of Strength and Conditioning Research
|May 22, 2026
PubMed
Summary

Adding blood flow restriction (BFR) during recovery in sprint interval training (SIT) increased training strain and showed a trend toward improved anaerobic power in cyclists. Further research is needed to confirm performance benefits over SIT alone.

Keywords:
anaerobic performanceblood flow restrictionhigh-intensity interval trainingmetabolic stressocclusionwingate test

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Area of Science:

  • Sports Science
  • Exercise Physiology
  • Cycling Performance

Background:

  • Sprint interval training (SIT) is known to induce rapid adaptations in metabolic function and performance.
  • The potential benefits of incorporating blood flow restriction (BFR) during the recovery phases of SIT for enhancing short-term cycling performance remain largely unexplored.

Purpose of the Study:

  • To compare the physiological responses and short-term cycling performance adaptations following 2 weeks of SIT with BFR applied during recovery (GBFR) versus SIT alone (GCON) in recreationally trained cyclists.

Main Methods:

  • Sixteen male cyclists were randomized into two groups: GBFR (SIT with BFR during recovery) and GCON (SIT alone).
  • Both groups underwent 6 SIT sessions over 2 weeks, each comprising 4-6 Wingate bouts with 4-minute passive recovery.
  • Pre- and post-intervention testing included Wingate tests, peak power output assessment, and time to exhaustion at peak power output.

Main Results:

  • The GBFR group showed a trend towards greater improvements in maximal and mean anaerobic power during the Wingate test compared to GCON, though not statistically significant.
  • No significant between-group differences were observed in peak power output or time to exhaustion.
  • The GBFR group experienced greater cardiometabolic strain during training, evidenced by higher postexercise blood lactate and slower heart-rate recovery.

Conclusions:

  • Applying BFR during recovery intervals of SIT may serve as an experimental strategy to augment training strain.
  • While preliminary results suggest potential benefits for anaerobic power, larger studies are required to ascertain if BFR provides a consistent performance advantage over SIT alone.