Welcome to Eastern Pennsylvania

There are more than 50 million Americans with Arthritis - 2,984,000 of them live in Pennsylvania. The Arthritis Foundation is the Champion of Yes. We are focused on finding a cure and championing the fight against arthritis through vital information, advocacy, science and community. Our goal is to chart a winning course, guiding families in developing personalized plans for saying yes – day after day.

Upcoming Events

2017 Capitol Day - Harrisburg, PA
2017 JA Family Day - Plymouth Meeting, PA

2017 JA Family Day - Plymouth Meeting, PA


Join us for a morning of education, fun activities and meeting other families.

2017 Strike Out Arthritis

2017 Strike Out Arthritis


Join AOII at the Philadelphia Phillies game on April 21, 2017, as they play the Atlanta Braves. Our annual Strike Out Arthritis game is a great opportunity to get involved in our philanthropic cause & watch your favorite team play some ball. The profit from each ticket sold goes towards fighting arthritis through grants to the Arthritis Foundation. Bring your friends, family & encourage your community to come out. Our goal is to continue the growth of these events & the contributions made to the Foundation!

To purchase visit phillies.com/couponcode. Click on the game date and enter in promo code: AOPi. Select the ticket amount and purchase your tickets.

Every Voice Counts

Yes Logo


Become an advocate today and join our network of over 125,000 strong who have chosen to make their voices heard!