Author Archives: hrvtraining

About hrvtraining

Researcher and Professor. Former athlete and coach.

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

Posted in Heart Rate Variability, Monitoring | Tagged , , , , , | 2 Comments

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

Posted in Heart Rate Variability, Monitoring | Tagged , , , , , | Leave a comment

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

Posted in Heart Rate Variability | Tagged , , , , , , | Leave a comment

Podcast Interview: HRV in football and rugby

I recently had the pleasure of discussing HRV in football and rugby on the Rugby Renegade Podcast. Soundcloud and iTunes links below.   iTunes link: https://itunes.apple.com/zw/podcast/rugby-renegade-podcast/id1102026866?mt=2  

Posted in Heart Rate Variability | Tagged , , , , | Leave a comment

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

Posted in Heart Rate Variability, Monitoring | Tagged , , , , , | 1 Comment

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

Posted in Heart Rate Variability, Monitoring | Tagged , , , , , , | Leave a comment

Ultra-short SDNN:RMSSD ratio strongly relates with LF:HF ratio in athletes

Our latest methodological study suggests that the SDNN:RMSSD ratio derived from a 60-sec recording may be a more convenient alternative to the traditional LF:HF ratio in athletes. Ultra-shortened time-domain HRV parameters at rest and following exercise in athletes: an alternative … Continue reading

Posted in Heart Rate Variability | Tagged | Leave a comment