Glow help!!!!

Cassi • Momma of Three Graci 5-7-15 Graeson 9-7-16 Gabriel 8-6-19! Angel Momma of Two Nov 2015 and Twin B Jan 19 2016!
I started AF and now its not on my calendar it like disappearded or something like idk anyone else with this problem?? My pink days for my AF are gone?? Kinda worried