“Sleep is incredibly important for recovery, pain, exercise performance, and overall health, so this can be very useful information, as long as the data doesn’t itself become another source of stress,” says Dr. Van Sickle of an under-tracked metric. If you’re contemplating tracking your sleep, she recommends the Oura Ring 4. “Because it’s a ring rather than a watch, many people find it comfortable to wear overnight, and it provides detailed information about sleep along with resting heart rate, heart-rate variability, temperature trends, stress, and recovery.”

It’s also my own personal favorite fitness tracker, as it helped me vastly improve…

Read the full article at PREVENTION.COM