How Can Irregular Menstrual Cycles And Heavy Bleeding Be Treated?

yes I am a 42 year old woman I have irregular menstrual cycles every 60 62 82 days I just had a period that lasted me 7 days went off two days ago I notice everytime me and my partner have sex I bleed today the second day off now. We had sex and I started bleeding again my period was very heavy and unusual to my normal. Which only last me 3 to 5days this one lasted counting the onset of spotting 9 and while having intercourse I started bleeding again ,bright red heavy