Wearables Lie About Your Sleep | Dublin News

Smartwatches and fitness trackers may seem like sleep experts, but scientists say they’re wildly inaccurate at measuring deep, REM, and light sleep stages—relying on shaky data like heart rate and movement instead of the gold standard: lab-based brain and eye activity monitoring. While their numbers aren’t reliable, they can still help you spot trends over time. The real win? They’re sparking widespread awareness about sleep hygiene. But don’t obsess over the stats—how you feel when you wake up is the true measure. Sleep is complex; sometimes, just creating the right environment and letting your body rest is the best strategy. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/0aa20936d60dae9c