We are here to help! We are committed to ensuring that newly diagnosed families have the most up to date research material, educational literature, counseling, nutrition, and medical information all within our Package of Hope which we have been providing to families for well over a decade. Click the icon above to learn more.


Donate today to help PWSA (USA) provide life saving research, crisis/medical support, family support and newly diagnosed/new parent support. We have been Saving and Transforming Lives since 1975. Click the icon above to donate!


Welcome! PWSA (USA) membership is more than just a membership, it’s a community. Members strengthen the mission of PWSA (USA) by providing important funding for our family support and research efforts. Click the icon above to learn more.


There are many ways you can get involved in helping the Prader-Willi Syndrome Association (USA) locally and globally. With our many On The Move Walks and online fundraisers such as eWalk, we have something available for everyone. We welcome you into our amazing community! Let’s Save and Transform Lives together! Click the icon above to learn more.

Your Donation Will Help Change The Life Of A Loved One With PWS!

PWSA (USA) needs your help to meet the record demand for our services that we continue to experience. PWSA (USA) is a one stop shop for families needing support across the life span of their loved ones with PWS. Nobody is ever turned away for financial reasons. Help us keep answering the call, make a generous donation to our year-end Angel campaign.

Please donate now to make sure that every child and adult with PWS will have the support they need. Help us Save and Transform Lives



Oxytocin Initiative: A Phase 2 Study in Prader-Willi Syndrome

TREND and PWSA (USA) are excited to support Drs. Jennifer Miller and Dan Driscoll in their endeavor to gain FDA approval to make oxytocin a standard of care for Prader-Willi syndrome (PWS).

Get Your Copy of Diehards on Amazon

The author is donating 50 percent of the proceeds from his book “Diehards” to PWSA (USA)

Survey: Vascular Blood Clots, Deep Vein Thrombosis (DVT) and/or Thrombosis in Prader-Willi Syndrome

We would like all parents or caregivers of children and adults with PWS ofall ages, living or deceased to fill out this survey