Im an Exercise PhysiologistHeres Why You Shouldnt Worry About Cortisol Spikes When You Do HIIT Workouts.
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A wakeup call.

Thats whatWhat the Wellnesshost Ella Dove dubbed her heart rate monitor in our latest episode.
But why is this intel worth keeping track of, in your workouts and beyond?
Heart rate variability (or HRV) is determined by the amount of time between heartbeats.

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Low HRV, on the other hand, could signal that your body is stressed.
Does Dancing Count as Cardio?
So what did Dove learn by having this particular data within her reach?

Watch the video above to find out how to get smart with your tracking.
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