Your immune age might change with the time of day

NCT ID NCT07169721

First seen Nov 01, 2025 · Last updated May 23, 2026 · Updated 26 times

Summary

This study explored whether the time of day affects a blood test that estimates how 'old' your immune system is. Researchers measured the immune age of 50 healthy adults (ages 20-69) at three different times on the same day: morning, midday, and evening. The goal was to see if the test results change with our natural daily rhythms, which could help doctors use this test more accurately.

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Contacts and locations

Locations

  • Leibniz Research Centre for Working and Environment and Human Factors

    Dortmund, 44139, Germany

Conditions

Explore the condition pages connected to this study.