im 22years old fit and healthy,never had a problem with my periods untill 4 months ago i had my period came off then came back on after 5 days im losing big clots aswell,im getting really down and depressed ive been to the doctors there not helping me like they should...ive had a check up at the local gum clinic and it came back fine.. im on my period more then im off,i bleed after sex so i dont bother doing it anymore !! please anyone can you help!