
The Downward Slope: Your Metabolism Working Overtime The hammock curve is a sign that your body was relaxed during the night and is ready to rise after a quality night’s sleep. This is normal and you can ignore these temporary spikes when looking for the hammock curve during your sleep.Īs you wake in the morning, your heart rate begins to rise. Your RHR may momentarily rise during REM sleep. If you are perfectly in sync with the sun’s patterns, your body temperature drops to its lowest level around 4 a.m.


In this scenario, your lowest RHR occurs near the midpoint of your sleep, when the amount of melatonin present reaches a peak. During your initial sleep stages, your body relaxes and your blood pressure and heart rate begin to drop. The hammock curve shows an ideal heart rate journey. With these questions in mind, here are three patterns you may recognize in the night-time heart rate curves you can see with Oura: The Hammock: Relaxed in Bed and Ready to Rise

Your nighttime resting heart rate curve is your heart’s personal signature.
