How many people in the world have muscular dystrophy?

Approximately 1 in every 3,500 to 5,000 males is affected by muscular dystrophy, depending on the specific type of the disease. This translates to around 250,000 to 300,000 individuals in the United States alone. Globally, estimates suggest that muscular dystrophy affects hundreds of thousands of people, though exact numbers can vary due to factors like underdiagnosis and differing prevalence rates in various regions.