irritable, mad, moody, furious
You might be angry with your parents, family or friends. You may be feeling 'Why me? Why not you?' and then you may feel guilty for feeling that. You might be angry because they don't understand what you are going through. It is common for people to feel angry about why this is happening to them. It is a very strong emotion that needs to be dealt with. Also, remember that some of the drugs that are used to treat cancer can affect your mood, including making you irritable.