I don't get this question.
Your stressing your self out, you will wont start to lose your muscle mass
Aerobic exercise stimulates the heart rate and breathing rate to increase in a way that can be sustained for the exercise session. In contrast, anaerobic ("without oxygen") exercise is activity that causes you to be quickly out of breath, like sprinting or lifting a heavy weight.
Canada's “universal” health-care system is a little less universal when it comes to immigrants. All citizens and permanent residents are eligible for public health insurance, which covers most medical issues. Newcomers to Canada, however, may not have the same access to services.