
Oura Ring Gen3
Sleep & readiness you can trust. Track nights, prep days.
Score: 8.9/10
Performance Tech
Tested under pressure.
Mapped to the 4D System.
Relevant to the EPI.
Independent reviews for elite athletes—what to buy, how to use it, what actually moves performance.
Sleep & readiness you can trust. Track nights, prep days.
Score: 8.9/10
HRV that talks back to training. Recovery in real numbers.
Score: 8.7/10
Ultra battery for ultra races. Data without distraction.
Score: 9.1/10
Membership takes you inside the game. Get full gear breakdowns, pro case studies, and testing protocols used by elite athletes. From locker room to track, from pool deck to pitch, see what tech holds up under pressure.
Every review is connected back to your 4D System and EPI profile, so insights aren't theory— they translate directly into how you train, recover, and perform when it counts.
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