Hi. Is the fear of getting cancer because of your roommates dye the only thing that you are afraid of or are you also afraid of getting other diseases like
HIV from touching things that belong to someone, after intimacy and other situations. Other symptoms like increased hand washing, checking switches, doors locks, gas etc..
Next Steps
You need to meet a psychiatrist and get a detailed evaluation done. He will recommend therapy and medication( if the situation requires it).
Health Tips
*there is always a solution, you just need to find someone to walk you to it*