The paper Rob ter Horst uses as a scientific basis for the choice of his Polar H10 chest strap was partly financed by Polar:
RR interval signal quality of a heart rate monitor and an ECG Holter at rest and during exercise
https://pubmed.ncbi.nlm.nih.gov/31004219
The following papers where not funded by sports watch companies:
Validation of Polar OH1 optical heart rate sensor for moderate and high intensity physical activities
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0217288
- Funding: This research is fully funded by the Institute for Intelligent Systems Research and Innovation (IISRI), Deakin University, Australia.
Variable Accuracy of Wearable Heart Rate Monitors during Aerobic Exercise
- This study was supported by the Mary Elizabeth Holdsworth Fund at the Cleveland Clinic.
- The Mary Elizabeth Holdsworth Fund had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
- There are no relevant conflicts of interest to disclose.
Accuracy of commercially available heart rate monitors in athletes: a prospective study
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6732081
Ethical Statement:
- The authors are accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved. The Institutional Review Board approved the protocol, and all subjects provided written informed consent. The study was registered at clinicaltrials.gov (NCT03612063) before any trials were conducted.