i was diagnosed with mononucleosis in November and its now January..i was told by my doctor that i could have had it for years and its jst kciking in now...and i want to know if its still contagious, i dont want to pass it onto my boyfriend...but my doctor said that there is no way of telling if i am contagious or not....my symptoms have been gone for 3-4 weeks. i need to know if im contagious..i havent been able to sleep cause im terrified to spread it to him...Please help!!