Your cell phone could reveal your Body's hidden clock

NCT ID NCT02249793

First seen Jun 27, 2026 ยท Last updated Jun 27, 2026

Summary

This study looked at whether patterns in cell phone use (like calls and texts) are linked to blood pressure and metabolism over a 24-hour day. Six healthy adults aged 25-35 with Android phones participated. The goal was to better understand how daily behaviors relate to body functions, not to test a treatment.

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Conditions

The condition(s) this trial relates to.

Social Behavior

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Institute for Translational Medicine and Therapeutics (ITMAT), University of Pennsylvania

    Philadelphia, Pennsylvania, 19104, United States