Implantation....?

My cycles are usually 28-29 days!

They are regular!

Had my period oct 21st

Ovulated on the 5th

Pink discharge today 4 days early from period

Yesterday notice one sore boob, lower/ mid back pain (like I had been working out and it was sore)

Today this am woke up with light pink discharge!

This afternoon felt slightly queasy for 5-10min