Your iPhone could be your next cancer symptom tracker

NCT ID NCT04465214

First seen Nov 12, 2025 · Last updated May 15, 2026 · Updated 18 times

Summary

This study tested whether iPhones and Apple Watches can help monitor symptoms and activity levels in people with cancer. 49 adults receiving cancer treatment at the NIH wore an Apple Watch and used an iPhone for 4 months. The goal was to see if these devices could reliably measure fatigue, thinking speed, and physical function.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    Bethesda, Maryland, 20892, United States

Conditions

Explore the condition pages connected to this study.