question

Okay me and my boy friend have sex every day so today I tell him stomach hurts and I don't feel up to it he gets mad and leaves I'm tired every day from work I work from 7:30am to 4:00pm I be tired he talking about I'm always tried it's crazy because all I want to do is sleep is something wrong with me or him we been trying to have a baby for four months now he wants a baby bad what should I do ????????? Help please