how to get my sex drive back ? please help

so times have been pretty stressful lately. ive recently been out of hospital in which they are investigating me for endometriosis. ive also been working alot to prepare my to move into my own place and well family life with my parents isnt great (hense the move) now because of this i have had litterally no sex drive. usually i want it every day and he would say no. ive been rejecing my partner for over a week and i feel terrible. hes beginging to blame himself but when i try to explaine he doesnt listen... i want to have sex so bad but just cant get the feeling to... i know this is due to stress andy conditon but i dont want it to ruin the relationship. what can i do to kick my sex drive up the ass