Multiple sclerosis (MS) is a condition that affects nerves in your central nervous system. That's your brain and spinal cord. In MS, the coating (called myelin) that protects your nerves is damaged. This causes a range of symptoms like blurred vision and problems with how we move, think and feel.
https://www.mssociety.org.uk/ has lots of information and resources including local support groups
Quick link: Staying active | MS Society