I would think it would be full body exercises because you are covering the entire body but I'm not too sure. I can't really see how it would help your immune system because the immune system is what protects your body from disease, virus, etc...
The answer is Cyt/o ; cute
To determine the method of sterilisation using instruments is the aseptic non touch technique is one, it’s quite hard to explain so look into it on Google.
Exercise for 30 minutes everyday and eat nutritious meals that are low in sugar and saturated fats.