Apple Watch Series 12
Apple
Promising research
Pillar 6 of 6
Wearables & tracking
Understand useful measurements and what they can and cannot tell you.
Fitbit Charge 6
Google Fitbit
Promising research
Garmin CIRQA Smart Band
Garmin
Promising research
Oura Ring 4
Oura
Promising research
Polar Loop
Polar
Promising research
Ultrahuman Ring Air
Ultrahuman
Early research
Abbott LingoAbbott Lingo Biosensor (2-week plan)
Abbott Lingo Biosensor (2-week plan)
Abbott Lingo
Early research
OuraOura Ring 5
Oura Ring 5
Oura
Promising research
SamsungSamsung Galaxy Ring
Samsung Galaxy Ring
Samsung
Early research
WHOOPWHOOP 5.0 with Peak Membership (12 months)
WHOOP 5.0 with Peak Membership (12 months)
WHOOP
Promising research
Guides in Test (8)
Best Fitness and Sleep Trackers for Longevity UK (2026): Rings, Bands and Watches ComparedRead ›CGMs for People Without Diabetes (UK 2026): Are Glucose Monitors Worth It?Read ›Oura vs WHOOP vs Ultrahuman (UK 2026): Which Tracker, and What Does It Really Cost?Read ›Best Air Quality and CO2 Monitors UK (2026): Sensors That Actually WorkRead ›Best Home Blood Tests UK (2026): Which Tests Are Worth Paying For?Read ›Biological Age Tests Explained (UK 2026): Do Epigenetic and Glycan Clocks Work?Read ›DEXA Scan Explained (UK 2026): What It Measures, Private Costs and Radiation DoseRead ›Radon and Mould Testing UK (2026): What Works and What to SkipRead ›