There are many reasons for women to have a low libido. The main reasons for female sexual arousal disorder (FSAD)…it is f”ng sad, eh? oops….ok, back to the reasons: Physical Causes: Anemia – common in women with heavy periods and after childbirth Medications – especially the Pill, certain antidepressants, and some over-the-counter-products Illicit drugs, alcohol and smoking….so…