How to tell when your periods coming?......

Falyn • Hey y’all!!!!! I’m 18 and I love my Russian Prince 💗💗

So I’m 18 and have been having my period since I was 11... and to this day is still confuses me.... like i can never tell when it’s about to start and I’m so confused. Like I’m

Bloated and my acne is going off the charts but idk when it’s starting.... could I get some help plz and thank you 😁😁😊😊