Heart rate variability and Orthostatic Test | Let’s talk Polar
What’s the relationship between heart rate variability (HRV) and exercising? Find out what your heart rate variability can tell you about your health.
2017 marks a special year for Polar. Exactly 40 years ago, in 1977, Polar filed for its first patent and took the first step towards claiming the title of the pioneer of wearable sports technology. Read more about our incredible firsts.