Jennifer K. Yee, MD from Pediatric Endocrinology is doing a research study at The Lundquist Institute in association with the Children’s Hospital Los Angeles. The purpose of the study to find out if a mobile App (W8Loss2Go) and telephone coaching can help teens lose weight and develop healthier eating habits.

You may be eligible if:

  • You are between 14 and 18 years of age and can read English
  • One of your parents/guardians is also willing to participate, and speaks English or Spanish
  • You have a desire to lose weight

Participation involves:

  • 5-9 study visits over 18 months
  • You and your parent/guardian will answer some questions to see if you can be in this study
  • Being randomly assigned (like flipping a coin) to 1 of the 3 following groups:
    • Group1: Use the mobile App and participate in weekly phone calls with a health coach
    • Group2: Use only the mobile App
    • Group3: Attend 6 health classes (once a month) with your parent/guardian at Children’s Hospital Los Angeles
  • Completing surveys (you and your parent/guardian)
  • Having your height and weight measured
  • Weighing yourself and your food daily
  • Having blood collected on 2-3 occasions

You may lose weight and develop healthier eating habits during this study. You will have the opportunity to earn up to $200 dollars in gift cards for participation.


If you want more information and/or are interested in participation, please contact:

IRB Number: 31649-01 | Approval Date: 3/9/2020 | Last Revised: 2/27/2020