Hello there, if you are getting your periods thrice every month since it started then it's absolutely normal. But if it happened this month and previous month also then it is a concern to look for. As you gave only little history, it suggestive of DUB (Dysfunctional Uterine Bleeding) and you need to consult and get examined by a gynaecologist.
Next Steps
Even you want to know more what happened to you and get treated, consult online and give detailed history.