Muscular Dystrophy in Adults. This issue and weakness is because of the absence of a protein called dystrophin, which is needed for typical muscle function. The absence of this protein can cause problems with walking, swallowing, and muscle coordination. There are more than 30 various kinds of muscular dystrophies, which differ in symptoms and intensity. Symptoms. For most types of muscular dystrophy, symptoms start to show up in childhood or in the teen years. In general, children with the condition: Fall down often; Have weak muscles; Have Author: Stephanie Watson.
Myotonic muscular dystrophy is the most common form of muscular dystrophy that affects adults and is characterized by myotonia, a symptom involving prolonged muscle stiffening or spasms that worsen in cold temperatures, explains WebMD. Other symptoms include daytime sleepiness, cataracts and heart problems, notes the Muscular Dystrophy Association. Most of the symptoms of muscular dystrophy occur in children somewhere between the ages of 2 and 3. As the disease attacks the body, the muscles begin to weaken. Children may have difficulties putting pressure on their legs, or they may manifest other areas of weakness, especially around the ankles.
An adult-onset type of muscular dystrophy, facioscapulohumeral muscular dystrophy affects men and women equally. Symptoms first appear as weakness in the muscles of the face and shoulder girdle (upper arms and shoulders).