We have created new tools that we would like for you to try free of charge. Please understand that that any software made available through the Zephyr Labs page is a pre-release version for which we welcome your feedback.
May 2010 Feature - Heart Rate Variability (HRV) Tool measures the time interval between heart beats or cardio-intervals. It is usually measured by the variation in the beat-to-beat interval, rather than the variation in the instantaneous heart rate. Click here to download.
Feedback - Please
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to send feedback and general comments.
Please check back each month for new tools from Zephyr’s Lab.