Game Addict - PlS HELP?

im a teenager. currently i have been addicted to a game. i slept in the morning 4am, i woke up at 8am, not feeling tired at all. whY? i wanted to have 8 hours of sleep. This few days i have fever, flu, sore troat,cough but im still not feeling tired. the game addict is too strong. what shld i do? i nvr sleep early in the night. always sleep in the morning 4am. what will happen in a long run?