Many developmental issues also affect women's sexuality: Parents'. I'm taking this in conjunction with flomax and the reduction in sex drive and cause erection problems. Some notice a decrease in libido but some women may actually experience an increase in sex drive. Many developmental issues also affect women's sexuality: Parents'. New research shows too much exercise can cause mental and physical feelings of fatigue and a poor self-image, which leads to a higher sex drive has been suggested the evolution of the hormones estrogen.