2 MONTHS WITHOUT SEX, NOW CRAMPING AFTER SEX!!

Praying2bMommie
MY HUSBAND & I HAVE BEEN MARRIED & TTC FOR 7YRS. RECENTLY HE WAS IN JAIL FOR 2 MONTHS & CAME HOME 2 DAYS AGO. SO WE HAVE NOT HAD SEX FOR 2 MONTHS. NOW WHEN I WOKE UP THIRDS MORNING I AM MILDY CRAMPING. WHAT COULD IT BE? HE IS A BLACK MAN & I AM WHITE, BUT SHOULDNT I BE USED TO HIS SIZE AFTER 7YRS?