Home - Systemic Juvenile Idiopathic Arthritis Foundation

Our simple and urgent focus is finding a cure for Systemic JIA, also known as Still's Disease, and Macrophage Activation Syndrome (MAS).

Rare Disease Day 2026 Talk Series

Rare Disease Day 2026 Talk Series


To mark Rare Disease Day 2026, we are hosting a Patient & Family Webinar Series: Living with SJIA / Still’s Disease--a two-part series created to support and educate our community.
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February 28, 2026
10:30am – 11:30am EST // 4:30pm – 5:30pm CET
 
March 14, 2026
10:30am – 12:00pm EST // 4:30pm – 6:00pm CET
 

 
Still’s & SJIA in Europe

SJIA & Still's in Europe


Watch the recording of our European event with patients, families, and physicians from Europe sharing stories, conversation, and the latest Still’s/SJIA research and treatment.
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January 10th, 2026

10:00am – 12:00pm EST // 4:00pm – 6:00pm CET
 
Systemic JIA Foundation Shop

The Systemic JIA Foundation is a non-profit dedicated to accelerating research & treatment for Systemic JIA (Systemic Juvenile Idiopathic Arthritis), also known as Still’s Disease and associated complications such as Macrophage Activation Syndrome.

NextGen 2024 Conference
Stay tuned this fall for our NextGen 2026 Conference!

Watch Our Previous NextGen 2024 Videos

Recent Events

In our mission to find a cure, we bring researchers, patients, clinicians, pharma and regulators together at our events.

SJIA Social Hour for Rare Disease Day

Rare Disease Day 2024

Organized by the SJIA Foundation to celebrate global Rare Disease Day... read more

CME Lectures Series for MAS / Secondary HLH

CME Lecture Series for MAS / Secondary HLH

In collaboaration with Clinical Viewpoints®, we organized a series of CME lectures by MAS experts. Lectures were free and open to doctors from all over the world. s... read more

NextGen Therapies for SJIA & MAS

SJIA Family Education Day at Cincinnati Children's

Meeting brought together researchers, patients, FDA, EMA and Pharma. Was virtual due to Covid. read more

Our Facebook Page

🌍 Call to European patients: Interested in attending PReS 2026?The PReS Annual Scientific Meeting is the largest European conference dedicated to pediatric rheumatology, bringing together healthcare professionals, researchers, patients, and advocacy organizations from around the world to share the latest research, advances in care, and patient perspectives.www.pres.eu/pres2026The Systemic JIA Foundation is looking for patients and caregivers from Europe who may be interested in attending PReS 2026 in Belgrade, Serbia, from 16–19 September 2026, and representing the Foundation during the meeting.This is a unique opportunity to:💙 Connect with the European systemic JIA / Still's disease community🤝 Meet members of Systemic JIA Foundation and other caregivers🩺 Engage with pediatric rheumatologists, researchers, and healthcare professionals📚 Learn about the latest advances in pediatric rheumatology🌍 Help strengthen the patient voice within the international communityAs places are limited, we are first seeking expressions of interest from members who would like to be considered.If you are interested, send us a message here or please email luciana@systemicjia.org by 10 July 2026, including a few lines about yourself and your connection to systemic JIA / Still's disease.We look forward to hearing from you! ... See MoreSee Less
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Recently we delivered care packages to children receiving care at Cincinnati Children's039;s. 🏥As a volunteer-driven nonprofit led by parents of children diagnosed with Systemic JIA, what makes this project so meaningful is that we've spent plenty of time in waiting rooms and hospital hallways ourselves. We know how exhausting and overwhelming those days can be, and we're grateful for the opportunity to connect with families and hope these care packages provide a reminder that they are not alone. 🧡 ... See MoreSee Less
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