Help with period issue

Billie Jean • Sat, Oct 12 • Hello I’m 20 years old I have a little girl Holly gough she’s 15 months old!

Was three days late on period then it came for 7 days on and off light to start of with brown and then it was heavy and then light and now I haven’t been bleeding a whole day and now im bleeding again!?!

What’s this! Even getting period pains.