Gaining weight

People with Marfan, at least while young, are often very thin. The problem appears to be that the structure of our muscle tissue is weak. There may be other factors going on, since it also seems to be that we cannot add fat to our bodies as easily as other people. Adding fat, however, is not necessarily a good thing.

(I have no citations for any of this. We need to find articles by scientists that discuss this. -Jeanette)