1 Myotonic (also called MMD or Steinert's disease). 2  The most common form of muscular dystrophy in adults, myotonic muscular dystrophy affects both men and women, and it usually appears any time from early childhood to adulthood. 3  In rare cases, it appears in newborns (congenital MMD).
There are around 66 scientific bases in Antarctica, of which about 37 are occupied year round. There are about 4,000 people through the summer months and about 1,000 overwinter each year.
There are over 75 permanent and seasonal research stations in Antarctica and thousands of scientists working there, mainly in the summer months. There are many other reasons to study in Antarctica. One is that Antarctica is not owned by any one country, but instead it is managed by a group of countries.