FEELING LAZY

HEY LADIES IM NEW TO THE GROUP AND I WAS WONDERING IS IT OK FOR ME TO FEEL EXHUSTED  AND LAZY I WORK 40 SOMETIME MORE A WEEK IM 26 WEEKS PREGNANT BUT WHEN I GET OFF EVEN ON MY OFF DAYS ALL I WANT TO DO IS SLEEP MY BF WORKS AS WEEK MORE HOURS THAN ME BUT HE CLEANS THE HOUSE WHEN HE GETS OFF FULL OF ENERGY I ALSO HAVE A 5 YEAR OLD AND HE HELPS WITH HER I COME HOME AND COOK OR I COOK B4 WORK BUT SOMETIMES I FEEL USELESS CUZ IM ALWAYS TIRED ANYONE ELESE EXPERIENCE THIS?