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Mobile Sun Health Intervention EnabLing Daily Protection

mSHIELD (Mobile Sun Health Intervention EnabLing Daily Protection)

Who can join

Ages 18 to 29 · All sexes · Healthy volunteers welcome

Inclusion Criteria:

* Individual is at least 18 years old; AND
* Individual reports having at least one sunburn in the last year; AND/OR
* Individual reports using sunscreen plus one or more other sun protection behavior (protective clothing, shade, etc.) infrequently (i.e. never/seldom/sometimes)

Exclusion Criteria:

* Individual does not speak/read English; AND/OR
* Individual reports a personal history of skin cancer

About the study

The overall purpose of this proposal is to refine a mobile-health (mHealth) system to reduce excessive unprotected sun exposure among young adults.

Participants will complete a 4-week intervention with all intervention components delivered through the mHealth application. Intervention components include Text Message Reminders, Sun Protection Education Modules, Action Planning Module, and UV Radiation (UVR) Weather Information.

What is being tested

• Text Message Reminders (behavioral)
• Sun Protection Education Modules (behavioral)
• Action Planning Module (behavioral)
• UV Radiation (UVR) Weather Information (behavioral)

Sponsor: University of Utah · Participants: 20 · Started: Jul 13, 2026

Contact the study team

• Tammy Stump, PhD · Phone: 801-646-4201

Official record on ClinicalTrials.gov — NCT07830394

Locations in the U.S.

Conditions

• Skin Cancer

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.