WORRYING..HELP

HELLO MGA MOMSH! FTM HERE, MAY ASK LANG SANA AKO..I GOT MY MENSTRUATION BACK WHEN WE WERE EXACTLY IN 6TH WEEK (BOTTLE-FED SI LO) AND IT LASTS UP TO 5-6 DAYS AND THEN A WEEK AFTER WHEN I WAS ABOUT TO PEE, I SAW A BLOOD SPOT ON MY UNDIES, HINDI NAMAN PO SIYA GANUN KADAMI PERO NAGWORRY LANG PO AKO, WHY KAYA MAY PA-SPOTTING? IS IT NORMAL? MEDJ KINAKABAHAN PO KASI AKO SINCE NAGD-DO NA KAMI ULIT NI LIP (WE'RE USING CONDOMS, EVERY TIME) POSSIBLE PO KAYA NA PUMALYA YUNG CONDOM? HELP MGA MOMSH, I JUST CAN'T STOP OVERTHINKING... THANK YOU PO! #FTM