Medical Disclaimer

Not a Medical Device

Our sleep calculators, AI Sleep Coach, trend analysis, and all other features are tools for general wellness education. They are not FDA-cleared or CE-marked medical devices. The results and recommendations generated by these tools should not be used as a substitute for professional medical judgment.

Wearable Device Data

Sleep data imported from wearable devices (Oura, Fitbit, WHOOP, Apple Health) is consumer-grade and may not be clinically accurate. Metrics such as sleep stages, heart rate variability, and blood oxygen levels from consumer wearables have varying degrees of accuracy compared to clinical polysomnography.

AI-Generated Content

Our AI Sleep Coach provides general wellness suggestions based on your sleep data patterns. AI-generated advice is not reviewed by medical professionals before delivery and may not account for your complete health history, medications, or medical conditions.

When to See a Doctor

You should consult a qualified healthcare provider if you experience:

• Persistent difficulty falling or staying asleep
• Excessive daytime sleepiness despite adequate sleep time
• Loud or chronic snoring, especially with pauses in breathing
• Restless legs or involuntary movements during sleep
• Significant changes in your sleep patterns
• Sleep problems that affect your daily functioning

Research Citations

Sleep recommendations referenced on this site are based on guidelines from the National Sleep Foundation, the American Academy of Sleep Medicine, the Centers for Disease Control and Prevention (CDC), and peer-reviewed sleep research. These guidelines represent general population averages and may not apply to every individual.

Limitation

By using Sleep Stack, you acknowledge that the information provided is not a substitute for professional medical advice. We assume no liability for health decisions made based on information from this website.