Terms of Use

By accessing or using the CYOK website, joining the VIP waitlist, or using CYOK hardware and companion software provided by YESTOALL S.R.L. (CUI: 49622545, Nr. Reg. Com.: J13/579/20.02.2024), you agree to be bound by these Terms of Use.

CYOK Band, CYOK Ring, and all associated readiness, recovery, sleep architecture, strain, stress, HRV, SpO2, respiratory rate, and cardiometabolic longevity metrics are designed exclusively for general fitness, sports recovery, and personal wellness purposes.

CYOK products are NOT medical devices and are not intended to diagnose, treat, cure, monitor, or prevent any disease, medical condition, or cardiac abnormality. Always consult a qualified physician or healthcare professional before making changes to your training regimen, sleep schedule, medication, or medical care.

All content on this website—including the CYOK brand name, logos, industrial renders of CYOK Band and CYOK Ring, biometric scoring methodologies, text, graphics, animations, and underlying code—is the exclusive intellectual property of YESTOALL S.R.L. or its licensors and is protected under Romanian Law no. 8/1996 on copyright and EU intellectual property regulations.

Unauthorized reproduction, scraping, distribution, reverse engineering, or commercial exploitation of any part of the CYOK platform without prior written consent from YESTOALL S.R.L. (contact@cyok.shop) is strictly prohibited.

Users agree not to misuse the website, submit fraudulent waitlist entries, attempt unauthorized access to restricted administrative endpoints, or interfere with the proper operation of the e-commerce platform.