Our gut microbes play a key role in sending and receiving signals that influence the brain.
This antibody protects patients from viruses, even while on immunosuppressant drugs.
A promising new approach to treating MS tricks defective immune cells into thinking they are attacking the body, when they are in fact being attacked themselves.
All multiple sclerosis sufferers have stem cells with the potential to heal them, but scientists are only just figuring out how to kick them into action.
There is conflicting medical evidence.