In our first episode, Jeff and Matt define heart rate variability and their journey to create the Optimal HRV App. Get a free copy...
In this episode, Inna Khazan and Matt talk about the importance of low-frequency heart rate variability for biofeedback and mindfulness practices. We also discuss...
In this episode, Matt and Jeff discuss what called Matt to revise his book Heart Rate Variability and what readers can expect in the...