hi i was suppose to have my mp on 2aug 2012,on 3aug had some light red bleeding only when i wipe,followed later by heavy for 2 days which i only use 1 pad for each day,followed by light pink spoting for 2 days and the 3 day had brown spot.my periods is always 4 days which means this one was shorter.is this periods or implatation bleeding?pleas help very confused.