Duchenne muscular dystrophy (DMD) is a progressive disease which is usually diagnosed in boys between the ages of 3 and 6.
The information on this page can help you to understand the symptoms, causes and stages of DMD.
In early stages, DMD affects the limb muscles, with the legs affected before the arms. Children with DMD are often late walkers. Muscle weakness is most noticeable when children run or get up from the floor.
Early symptoms can also include:
If you are concerned that your child has the signs and symptoms of DMD, visit your doctor and ask for the following tests to be carried out.
There are different stages to DMD, and care needs will change over time. As more effective therapies and treatments are developed, later stages could be delayed or prevented. Each child is different, some will hit stages earlier or later than others. The information below will provide an overview of the typical stages.
For an explanation of scientific terminology, visit our DMD research glossary
Current treatments and supporting therapies for DMD can help to ease the symptoms of the disease.
Duchenne UK is funding research into new treatments that could have greater impact and more acceptable side effects.
If your loved one has DMD, we are here to support you from the point of diagnosis into adulthood.Our resources
We're going further and faster than anyone before to find more effective treatments and a cure for DMD.Research we fund
Join the fight to end Duchenne by getting involved in fundraising or donating to us.Support Duchenne UK