Introduction. Muscular dystrophy (MD) is a group of genetic diseases involving progressive weakness and degeneration of the muscles that control movement. In some forms of MD, the heart muscles and other involuntary muscles, as well as other organs, are affected.
According to the Attorney General's 2001 report, an estimated 14,000 people are trafficked into the United States each year, although, again because trafficking is illegal, accurate statistics are difficult to compile.
Overall, there were an estimated 254.4 million registered passenger vehicles in the United States according to a 2007 DOT study. This number, along with the average age of vehicles, has increased steadily since 1960, indicating a growing number of vehicles per capita.