Home | Aging-Related Terms Glossary | Dystonia A B C D E F G H I J K L M N O P Q R S T U v W X Y Z Home | Aging-Related Terms Glossary | Dystonia Dystonia A movement disorder that causes muscles to contract uncontrollably, leading to abnormal postures or movements. Stay Up to Date on the Latest in Age Wise TrendsJoin our community and gain insights that empower you and your loved ones on this journey.contact us