What to do?

SASHA • Mom of 2 boys! 💙👶🏽 KAYDEN & KARTER 👶🏽💙 9/21 & 1/19

I started spotting a few days ago it was very light light pink only when I whip. It turned into brown discharge ... anyways I thought I got my period since I had some blood today I even put a pad on and magically back to light brown discharge.... no period.. Anyone ever experience this? Should I wait or go to doctors???