Some fitness trackers may detect signs of heart disease, sleep problems, and chronic stress. However, there are limitations and risks to consider.

Abstract: Most studies indicate that bimodal emotion recognition systems are more objective and accurate. However, many of these systems depend on physiological signals that require direct measurement ...

This executive summary provides an overview of the 2025 American Heart Association Guidelines for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care, which is organized around the Utstein ...

Dear Dr. Roach: My heart rate variability (HRV) on my heart rate tracker has ranged from 12-14 ms for years now. I read that this means something is going on inside me. Do you have any insight into ...

Dear Dr. Roach: My heart rate variability (HRV) on my heart rate tracker has ranged from 12-14 ms for years now. I read that this means something is going on inside me. Do you have any insight into ...

Runners, cyclists and gym-goers with wearable fitness trackers are no doubt familiar with the five "heart rate" zones. Ranging from low to very high intensity, these zones are calculated as ...

We sought to investigate the association between circulating inflammatory and cardiovascular proteomics biomarkers and cardiac autonomic nervous dysfunction–sensitive heart rate variability indices. C ...

Interest rates: The FOMC kept its rate target at 3.50% to 3.75% after not lowering rates in January. Economic projections: Officials still point to just one rate cut in 2026, unchanged from December.

A proliferation of data from wearable technology is telling people how to optimize their job performance. Is that a good thing? BEN VOLDMANCredit... Supported by By Noam Scheiber Dr. Ravi Solanki ...