By: Margot Farnham, Juliana Gullotta & Nicholas Ruggiero

Suggested Reading:

https://www.topendsports.com/fitness/equip-monitors.htm

https://www.cnet.com/news/how-accurate-are-wristband-heart-rate-monitors/

https://www.news-medical.net/health/What-is-Heart-Rate.aspx

https://www.mayoclinic.org/healthy-lifestyle/fitness/expert-answers/heart-rate/faq-20057979

https://www.brianmac.co.uk/hrm4.htm

https://www.getqardio.com/healthy-heart-blog/how-does-ecgekg-work-and-what-is-an-ecgekg-monitor/

https://blog.ouraring.com/blog/heart-rate-variability-basics/