the sexless life

i need some adivce me and my husband havent had sex in a good few month... we have spoken about this for weeks and he never said anything so he has left me fighting myself with horrible thoughts does he not find me attractive anymore am i to fat is he not interested in me ive tried for months to change and have been eating under 1000 calories a day just to in my mind make him want to sleep with me... anyway we were talking last night about it and he said it was some comments that i made about how hes quick in certain positions and i was on top one time and it was really quick and i.said must of been a world record which i took as i did a good job at satisfying him bit i never realised i made him this insecure and now im so sad and guilty sorry for tge long post but my question is what can i do i told him i enjoy what we have and what we do