for females ages 13-18 (full criteria)
healthy people welcome
study started
estimated completion
Britta Larsen, PhD



This study is testing out a digital media intervention to help Latina girls be more physically active. All participants will receive a wearable activity tracker. Half of participants will also receive an intervention that includes a one on one health coaching session, tailored text messages, social media posts, and access to a personalized website.

Official Title

Multimedia Physical Activity Intervention for Adolescent Girls: Niñas Saludables


Sedentary Behavior physical activity adolescents teenagers Latina Digital/social media intervention Digital/social media


You can join if…

Open to females ages 13-18

  • self identify as Latina
  • 13-18 years old
  • read, write, speak English
  • under active (participating in <150 minutes of moderate to vigorous physical activity per week)
  • regular access to the Internet (at least 2 times per week)
  • regular access to a cell phone that can send and receive text messages

You CAN'T join if...

  • inability to safely engage in physical activity, as determined by the Physical Activity Readiness Questionnaire
  • BMI > 45

Lead Scientist

  • Britta Larsen, PhD
    Britta Larsen is an Assistant Professor in the Department of Family Medicine and Public Health at UCSD. She received a PhD in Experimental Psychology from UCSD with a focus in social and health psychology, then completed a postdoctoral fellowship in Cardiovascular Epidemiology and Behavioral Medicine in the UCSD School of Medicine.


not yet accepting patients
Start Date
Completion Date
University of California, San Diego
Study Type
Last Updated