Scientists in Cambridge believe they're close to a breakthrough in the treatment of multiple sclerosis.
Now Researchers in Cambridge University's stem cell institute want to alter brain cells to make them repair the damage the disease does - causing symptoms like fatigue and sight problems.
Around 100,000 people have the condition in the UK, with around 5,000 people diagnosed each month. In our region it's estimated that 10,000 people have the disease, with 430 people being diagnosed each month.
Click below to watch our report from Stuart Leithes