contagious is a disease that can be caught by sneezing or coughing on a person - e.g. the flu, viruses.
non contagious diseases are diseases that you have gotten either by gene predisposition or by bad luck - e.g. cancer
i've studied, still studying, to som eof you guys it may not be important, but for some people it still is. just because we are the last year to do this test doesnt mean that it is any less important. yes, we are fed up with exams and all, but it is still significant. take me for example, i am...