Bleeding !!!!! No pic TMI

Lacey • Been with hubby for over 17 years have 3 amazing kids 14 & 11 and 5 months.
Question having what I think is my AF it came a week early but it's been pink / red sence it started yesterday have gone thru 5 pads but went to bathroom n nothing no blood or even spotting . What could this be how is implantation bleeding also my temp went up today from being down