When I first got the implant in my arm I bruised like they said it would the next month I had a normal four day period like I always had now it's been almost a year and in December I started bleeding again the first one was heavy but it went for a almost a week in got lighter then stopped not even a week after that I started again the same way a the last but then I started to notice everytime me and my boyfriend had sex I would start bleeding I didn't think about but it had been doing that for that past three weeks I don't know if I should go to the doctor or not my eating habits have changed in the past year since I got the implant to I eat a dinner or just a little side snack and not even ten minutes after I eat in hungry again Im not sure If it has to do with the implant or not. I just don't know what to do someone please let me know.