Tag Archives: research

New Study: Effects of consecutive domestic and international tournaments on HRV in an elite rugby sevens team

A quick summary of our latest paper follows the abstract below… Effects of consecutive domestic and international tournaments on heart rate variability in an elite rugby sevens team Rugby seven players often compete in 2-day tournaments over consecutive weekends, leaving … Continue reading

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New study: Association between Subjective Indicators of Recovery Status and Heart Rate Variability among Divison-1 Sprint-Swimmers

Our latest study investigates the relationship between subjective indicators of recovery status and HRV among NCAA Division 1 sprint-swimmers. The main findings were: 1) Perceived sleep quality showed the strongest relationship with post-waking LnRMSSD. 2) LnRMSSD demonstrated stronger associations with … Continue reading

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Effects of varying training load on HRV and running performance among an Olympic rugby sevens team

This study is the first of a few collaborations between Dan Howells and I involving HRV in elite rugby sevens players. Here we evaluated HRV and running performance responses  to peak training loads during preparation for the 2016 Olympic games. … Continue reading

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HRV-guided vs. pre-planned training at altitude in an elite wheelchair marathoner

This new paper is in collaboration with Santi Sanz-Quinto and colleagues from his dissertation work. The case study compares HRV-guided vs. pre-planned training at altitude in an elite wheelchair marathoner with CMT. Influence of Training Models at 3,900-m Altitude on the … Continue reading

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Modelling the HRV Response to Training Loads in Elite Rugby Sevens Players

New paper in collaboration with my colleagues Sean Williams, Dan Howells et al. Full-text link below. Modelling the HRV Response to Training Loads in Elite Rugby Sevens Players Key Points A systems theory approach can be used to describe the … Continue reading

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Revisiting 60-s HRV recordings vs. Criterion in athletes

I’ve recently had the pleasure of peer-reviewing a few very well-written and carried out studies investigating duration requirements for stabilization preceding HRV recordings by different research groups. I look forward to seeing the published versions as the quality of the … Continue reading

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HRV responses to in-season training among D-1 college football players

During spring training camp, we found that Linemen demonstrate the greatest reductions in LnRMSSD at ~20 h post-training, followed by Mid-Skill and Skill, possibly reflecting inadequate cardiovascular recovery between consecutive-day sessions for the larger players, despite lower PlayerLoad values. (Full-text … Continue reading

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