2 day period?

Got AF yesterday (Saturday) which was a day earlier than I was supposed to get it. Had cramps and heavy bleeding but the cramps weren’t as bad as they normally are. Now (Sunday) there is pretty much no blood and not leaving anything on my pad. Normally my periods are 4 days and I have heavy bleeding the first 2 days, medium the 3rd and light the last day and cramping is usually debilitating. Think this could mean anything (not necessarily pregnancy wise)?

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