Providing Education, Research, and Support to the Myositis Community
What is Myositis?
Myositis is a muscle-wasting disease that results in fatigue and reduced strength.
Visit the Myositis Library
Browse our library to find helpful discussions, presentations and research studies.
See TMA in the News
Check out recent blog posts to stay up-to-date on TMA and myositis news.
Get Involved
We always welcome new members to our community. Join by volunteering, fundraising, and more.
Find a Support Group
If you are a member of TMA and are looking to talk with others about your disease to gain a better understanding and prepare for the challenges ahead, you are encouraged to join the Support Group network.
Find a Support Group
2023 International Annual Patient Conference
Celebrating YOU Our Myositis Heroes
Join us for a celebration of TMA’s 30th Anniversary and our 4-day in-person International Annual Patient Conference on September 7–10 at the Sheraton San Diego Hotel and Marina.
Registration is Open!
Click here to register!
Myositis Awareness Month - Virtual Summit: Beyond Limits
It’s not too late to be part of TMA’s incredible 2023 Virtual Summit! Registered participants can access all the presentations on the virtual platform through June 22. Register now and take advantage of this opportunity to learn from leading experts in myositis research and care, and gain valuable insights to help you on your myositis journey.
Learn more!Patient Stories
Each person's journey is unique, yet familiar. Listen to those living with myositis share their stories of persistence and hope.
See All of Our StoriesUpcoming Events
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TMA’s Flying Solo Affinity Group Meeting Wednesday, June 7, 2023 | 8:00 pm – 9:30 pm
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TMA Southern California (San Diego area) Myositis Support Group Meeting Saturday, June 10, 2023 | 10:00 am – 12:00 pm
Register Here
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TMA Florida Statewide Myositis Support Group and Education Meeting Saturday, June 10, 2023 | 10:00 am – 12:00 pm
Register Here TMA Florida statewide Myositis Support/Education Meeting When: Saturday, June 10th from 10am to noon ET Where: Zoom Topics: Introduction to Mayo…

Myositis 101 for Patients
The Myositis 101 for patients videos by Dr. Rohit Aggarwal, Co-Director of Myositis Center of University of Pittsburgh, Chair of Medical Advisory Board of The Myositis Association (TMA) and author of book “Managing Myositis: A Practical Guide” explain myositis management and treatment in terms that are accessible by all.

2022 International Annual Patient Conference: A Focus on the Future
TMA’s 2022 Annual Patient conference featured dozens of presentations on a wide range of topics related to understanding and living with myositis. If you weren’t able to attend—or you want to be reminded about the valuable information you gained—check out the videos from some of those presentations here.

TMA's Affinity Groups
Our increased virtual environment has allowed for connectivity that surpasses geographic location. In addition to our traditional KIT support groups, TMA is supporting meeting circles with outreach efforts targeted toward supporting and extending our organization’s reach into new communities.

Myositis Awareness Month
May is National Myositis Awareness Month! Celebrate with us by learning how to educate your community about myositis. With our 2023 theme, “Beyond Limits,” we are continuing to support those who live with myositis, their care partners, and the health professionals who treat them.