Can wearables detect heart problems early? Doctor breaks down real data

This material may not be published, broadcast, rewritten, or redistributed. ©2026 FOX News Network, LLC. All rights reserved. Quotes displayed in real-time or delayed by at least 15 minutes. Market data provided by Factset. Powered and implemented by FactSet Digital Solutions. Legal Statement. Mutual Fund and ETF data provided by LSEG. 'Fox & Friends' explores wearable technology's role in health and wellness From tracking sleep and steps to monitoring heart rate, temperature and stress levels, wearable devices like smartwatches and rings are growing in popularity as wellness tools. Fox News' Brian Kilmeade recently used one of these — an Oura ring — to track his metrics from the early morning hours through a demanding work schedule and reported the results live on "Fox & Friends." "I just got four hours and one minute [of sleep], but I have some REM sleep, 14%, over 20% of deep sleep. Feeling pretty good, I feel pretty fresh," Kilmeade shared during his first early morning update, reviewing the stats from his ring. HIDDEN SLEEP DANGER COULD INCREASE RISK OF 172 DISEASES, MAJOR STUDY REVEALS Throughout the day, the wearable tracked his physiological responses to various environment