help!!

shay • Im 36 i have 8 kids 17👧🏽16👧🏽14👦🏽13👦🏽10👧🏽9👧🏽 twins👧🏽👧🏽8years old and expecting baby # 9 (2/2/23)

I Have A Question I Had My Period The 18th-20th well yesterday on the 28th i started spotting and cramping bad im 32 this has never happened. Does anyone know what this could be