# Hereditary Neuropathy Foundation (HNF) > HNF is a 501(c)(3) nonprofit dedicated to finding cures and treatments for Charcot-Marie-Tooth disease (CMT) and related inherited neuropathies. HNF holds the Global Registry for Inherited Neuropathies (GRIN), the largest patient registry for CMT in the world. ## About CMT (Charcot-Marie-Tooth disease) - [What is CMT?](https://www.hnf-cure.org/cmt/what-is-cmt/): Overview of Charcot-Marie-Tooth disease, the most common inherited neurological disorder. - [Types of CMT](https://www.hnf-cure.org/cmt/types-of-cmt/): Major subtypes including CMT1A, CMT1B, CMT2, CMT4, and CMTX. - [CMT Symptoms](https://www.hnf-cure.org/living-with-cmt/symptoms-charcot-marie-tooth-disease/): Common symptoms, progression, and clinical presentation. - [Symptom Checklist](https://www.hnf-cure.org/cmt/patient-resources/symptom-checklist/): Self-assessment checklist for CMT symptoms. ## Patient resources - [Newly Diagnosed](https://www.hnf-cure.org/cmt/patient-resources/newly-diagnosed/): First steps for patients and families after a CMT diagnosis. - [Patient Resources Hub](https://www.hnf-cure.org/cmt/patient-resources/): Comprehensive resources for CMT patients and caregivers. - [Centers of Excellence](https://www.hnf-cure.org/partner-with-us/hcps-centers-of-excellence/): Medical centers with CMT specialty care. - [The CMT Genie (genetic testing)](https://www.hnf-cure.org/our-impact/hnf-partners-with-informeddna-on-cmt-genie-project/): HNF's no-cost genetic testing program for CMT, in partnership with InformedDNA. ## Research - [GRIN Patient Registry](https://www.hnf-cure.org/cmt/cmt-research/grin-patient-registry/): The Global Registry for Inherited Neuropathies — the largest CMT patient registry in the world. - [CMT Research](https://www.hnf-cure.org/cmt/cmt-research/): Active CMT research initiatives and clinical trials. ## About HNF - [About HNF](https://www.hnf-cure.org/partner-with-us/about-hnf/): HNF's mission, history, founder Allison Moore, and staff. - [CMT Summit](https://www.hnf-cure.org/cmt-summit/purpose-of-the-summit/): HNF's annual patient and researcher conference. - [Partner With Us](https://www.hnf-cure.org/partner-with-us/): Partnership opportunities for healthcare providers, researchers, and industry. ## Get involved - [Ways to Give](https://www.hnf-cure.org/you-can-help/): How to support HNF's mission. - [Donate](https://www.hnf-cure.org/donate/): Direct donation page. - [Our Impact](https://www.hnf-cure.org/our-impact/): HNF's impact and accomplishments. ## Contact - Website: https://www.hnf-cure.org - Email: info@hnf-cure.org