Had Performance Anxiety, Stressed, Depression, Morphology And Sperm Count Not Good Enough. On Hucog. Why Do I Have Low Libido?

i am 32 years old.i am under stress for last 8 years and now i feel better.i got married 7 years back and had performance anxiety for one year and it added more stress to me.i had some family and business tensions as well.during that time i got even depressed.later my sex life is little improved and my life is getting normalcy.even after two years i have no children and i went to infertility specialist.he said my count,motility and morphology are not good.again went to depression.doctor suggested to take hucog 500 injection every week.my semen reports improved.they started doing iui for 8 times and no result.they advised me to go for ivf treatment.that is one problem and from starting i am feeling very low libido.please suggest me pros and cons of ivf and how to improve libido by chainging my life style.i dont have habit of smoking and drinking.