Duchenne muscular dystrophy (DMD). which afflicts 1 in 3500 boys. is one of the most common genetic disorders of children. This fatal degenerative condition is caused by an absence or deficiency of dystrophin in striated muscle. https://www.jmannino.com/deal-time-bio365-BIOLITE-Soil-Grow-Bags-2-Gallons-great-save/