Apply to trial NCT04907396

A few quick questions so the study team can decide if you might be a fit.

Recruiting

International Weight Control Registry

The IWCR is a global scientific study aimed at better understanding the opportunities and barriers for reducing the prevalence of obesity by collecting information from people who have experience with weight management in their everyday lives. The investigators seek to gather information on a wide range of weight management experiences, ranging from weight loss and weight loss maintenance to weight gain and inability to lose weight.

How this works

Answer a few questions
About 5 to 10 minutes. Skip-friendly where possible.
We connect you with the study team
When a site picks up your application, we introduce you to their team directly — with you on the thread.
The team reaches out to schedule screening
Usually within a few business days, via the contact you give.

EmailWe save your progress under this email and copy you when we connect you with the study team.

I agree that Hipa.ai may share my application — my name, contact details, and my answers, including health information — with the official study team for this trial so they can review my responses and contact me.

By continuing, you agree to our terms of service.

International Weight Control Registry

How this works

Answer a few questions

We connect you with the study team

The team reaches out to schedule screening