The International Parkinson and Movement Disorder Society is dedicated to improving care for movement disorders through education and research, supporting clinicians and healthcare professionals in advancing the field.

The Mowat-Wilson Syndrome Foundation enhances the lives of people affected by Mowat-Wilson Syndrome through family support, raising awareness, and supporting research and education.

The MoyaMoya Foundation is a non-profit organization focused on raising awareness, supporting research, and providing assistance to families affected by moyamoya disease, a rare progressive condition that increases the risk of stroke.

The Metaplastic Breast Cancer Global Alliance is a nonprofit organization dedicated to supporting research and improving outcomes for patients with Metaplastic Breast Cancer, a rare subtype of breast cancer.

The ML4 Foundation is dedicated to funding and supporting medical research for Mucolipidosis Type IV (MLIV), a genetic disease that causes developmental delays and other serious health issues.

The Multiple Myeloma Research Foundation (MMRF) is dedicated to accelerating a cure for multiple myeloma by driving the development of new therapies and providing resources to patients and the myeloma community.

The Multiple Sclerosis Association of America (MSAA) is dedicated to improving the lives of individuals affected by multiple sclerosis (MS) through various programs, resources, and community support.

The MS Society provides support, information, and research for individuals affected by multiple sclerosis (MS), including various types such as relapsing remitting, secondary progressive, and primary progressive MS.

MS Canada provides support, information, and resources for individuals impacted by multiple sclerosis, including advocacy, community events, and research initiatives.

MS Ireland is dedicated to supporting individuals affected by Multiple Sclerosis in Ireland, providing services such as respite care, therapeutic services, and community support.

The University of Nebraska Medical Center focuses on advancing health care through education, research, and patient care, addressing various diseases and providing services to improve health outcomes.

The Muscular Dystrophy Association (MDA) supports individuals living with muscular dystrophy, ALS, and over 300 other neuromuscular conditions by funding research, providing access to care, and advocating for policy changes.

The Muscular Dystrophy Association of New Zealand provides support and information for individuals and families affected by neuromuscular conditions.

Muscular Dystrophy Canada supports individuals with neuromuscular disorders by providing vital programs, research funding, and community connections.

Muscular Dystrophy Ireland provides support and information to individuals with neuromuscular conditions and their families, advocating for services and entitlements while promoting awareness and research.

The Musella Foundation provides information and support for brain tumor patients, focusing on treatment options and clinical trials.

myFace supports the craniofacial difference community by providing resources, education, and comprehensive care to patients and their families, helping them navigate their journeys and embrace their unique beauty.

The Myasthenia Gravis Foundation of America is the largest patient advocacy organization focused on myasthenia gravis, providing support and resources for individuals living with this autoimmune neuromuscular disorder.

Myelin Magazine provides breaking news about the latest discoveries in neuroscience, brain health, and technology.

The MDS Foundation is a global nonprofit organization that supports patients, families, and healthcare providers affected by Myelodysplastic Syndromes (MDS) and related diseases, providing resources, education, and advocacy.