200,000 volunteers needed to unlock Cancer's secrets

NCT ID NCT04609072

Recruiting now Knowledge-focused Sponsor: National Cancer Institute (NCI) Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Aug 13, 2026 · Updated 5 times

Summary

This long-term study aims to uncover the causes of cancer by following 200,000 adults aged 30–70 who have never had cancer. Participants complete online surveys, donate blood, urine, and saliva every few years, and share their electronic health records. The goal is to learn how lifestyle, genetics, and medical history influence cancer risk and find new ways to prevent it.

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Conditions

The condition(s) this trial relates to.

neoplasm cancer prevention target

As listed by the trial registrant

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

CANCER GENERAL RESEARCH USE

Contacts and locations

Locations

Baylor Scott and White Health
RECRUITING

Dallas, Texas, 75246, United States
HealthPartners
RECRUITING

Minneapolis, Minnesota, 55425, United States
Henry Ford Health Systems
RECRUITING

Detroit, Michigan, 48202, United States
Kaiser Permanente Colorado
RECRUITING

Denver, Colorado, 80247, United States
Kaiser Permanente Georgia
RECRUITING

Atlanta, Georgia, 30305, United States
Kaiser Permanente Hawaii
RECRUITING

Honolulu, Hawaii, 96814, United States
Kaiser Permanente Northwest
RECRUITING

Portland, Oregon, 97086, United States
Marshfield Clinic Health System
RECRUITING

Marshfield, Wisconsin, 54449, United States
Sanford Health
RECRUITING

Sioux Falls, South Dakota, 57117, United States
University of Chicago Medical Center
ACTIVE_NOT_RECRUITING

Chicago, Illinois, 60603, United States

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