Independent, clinically rigorous health technology reviews. Wearables, apps, and medical devices tested and ranked by physicians and clinical researchers.https://health-tech-reviews.com/en-ushttps://health-tech-reviews.com/pulse-oximeter-vs-smartwatch-spo2/https://health-tech-reviews.com/pulse-oximeter-vs-smartwatch-spo2/Clinical comparison of dedicated pulse oximeters (Masimo, Nonin, Wellue) vs smartwatch SpO2 sensors (Apple Watch, Garmin, Samsung). FDA clearance, accuracy data, perfusion index, and use-case analysis.Mon, 30 Mar 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/best-health-apps-march-2026/https://health-tech-reviews.com/best-health-apps-march-2026/Monthly health app update column for March 2026. Calm clinical anxiety program, Oura illness detection, WHOOP cardiovascular load, Strava AI plans, Apple Health Siri summaries, and PlateLens restaurant recognition update.Thu, 26 Mar 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/best-health-podcasts/https://health-tech-reviews.com/best-health-podcasts/Ranked by evidence quality and host credentials. Huberman Lab leads for breadth. Peter Attia MD for clinical depth. Maintenance Phase for critical health literacy.Mon, 23 Mar 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/reviews/eight-sleep-pod-4/https://health-tech-reviews.com/reviews/eight-sleep-pod-4/Eight weeks of sleep testing. Temperature range verified. Sleep onset latency improvement measured against baseline. A physician's assessment of whether the $2,499 investment is clinically justified.Fri, 20 Feb 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/reviews/theragun-pro-plus/https://health-tech-reviews.com/reviews/theragun-pro-plus/Stall force measured with calibrated load cell. Noise output measured with precision decibel meter. Six-week daily use evaluation across three users with different recovery goals.Sun, 15 Feb 2026 00:00:00 GMTSarah Kimhttps://health-tech-reviews.com/reviews/dexcom-g8/https://health-tech-reviews.com/reviews/dexcom-g8/Accuracy testing against YSI laboratory reference. 7.6% MARD measured. Sensor adhesion tested over full 15-day wear period.Tue, 10 Feb 2026 00:00:00 GMTDr. Priya Sharma, PharmDhttps://health-tech-reviews.com/reviews/withings-body-plus/https://health-tech-reviews.com/reviews/withings-body-plus/30-day body composition testing with DEXA scan comparison. ±3.2% body fat accuracy vs DEXA. ±0.8% repeatability in 200 weigh-ins.Thu, 05 Feb 2026 00:00:00 GMTDr. Priya Sharma, PharmDhttps://health-tech-reviews.com/reviews/whoop-5/https://health-tech-reviews.com/reviews/whoop-5/Strain score validity tested against TRIMP. Recovery score correlation with lactate. Full 6-week evaluation by our sports medicine editor.Wed, 28 Jan 2026 00:00:00 GMTChris Martinezhttps://health-tech-reviews.com/reviews/garmin-forerunner-965/https://health-tech-reviews.com/reviews/garmin-forerunner-965/GPS accuracy on certified 5K course. Training Readiness score validity assessment. AMOLED display evaluation. The most complete running watch tested.Thu, 22 Jan 2026 00:00:00 GMTChris Martinezhttps://health-tech-reviews.com/reviews/oura-ring-gen-4/https://health-tech-reviews.com/reviews/oura-ring-gen-4/81.4% PSG epoch agreement — the highest we've measured from any consumer sleep tracker. HRV validation and heart rate accuracy at rest.Thu, 15 Jan 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/reviews/apple-watch-ultra-3/https://health-tech-reviews.com/reviews/apple-watch-ultra-3/Heart rate accuracy against 12-lead ECG. ECG atrial fibrillation test with cardiologist review. 60-hour battery tested. The most complete health smartwatch available.Thu, 08 Jan 2026 00:00:00 GMTSarah Kimhttps://health-tech-reviews.com/best-calorie-tracking-apps/https://health-tech-reviews.com/best-calorie-tracking-apps/8 apps tested with 40 standardized meals against USDA reference. AI photo recognition accuracy compared. PlateLens leads at ±1.0% MAE.Sun, 01 Mar 2026 00:00:00 GMTDr. Megan Liu, RDNhttps://health-tech-reviews.com/best-smartwatches/https://health-tech-reviews.com/best-smartwatches/The 8 best smartwatches of 2026, tested and ranked. Heart rate accuracy, GPS testing, ECG validation, battery life measured.Wed, 25 Feb 2026 00:00:00 GMTSarah Kimhttps://health-tech-reviews.com/ai-in-healthcare-guide/https://health-tech-reviews.com/ai-in-healthcare-guide/How to distinguish validated clinical AI from unvalidated marketing. The evidence for AI in cardiac monitoring, nutrition tracking, and sleep analysis.Sun, 01 Mar 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/how-to-build-health-tech-stack/https://health-tech-reviews.com/how-to-build-health-tech-stack/The 5-layer framework for a health tech stack that actually works: continuous monitoring, nutrition, activity, recovery, and clinical monitoring.Sun, 01 Mar 2026 00:00:00 GMTDr. Nathan Cross, MD, MPHhttps://health-tech-reviews.com/cgm-guide-for-non-diabetics/https://health-tech-reviews.com/cgm-guide-for-non-diabetics/A clinical pharmacist's honest assessment of CGM for healthy people. The evidence, normal glucose ranges, which CGM to use, and who benefits most.Sat, 28 Feb 2026 00:00:00 GMTDr. Priya Sharma, PharmD