This exercise can help to stimulate the pelvic region. You will feel an immediate response to opening up the pelvis in this exercise. After all, many women with eating disorders are simply stuffing food down to quiet the raging in their pelvis. From this same position, you can help to strengthen the pubococcygeus muscle with the famous Kegel exercises . This muscle loses tone as you age, especially when you give birth, and as it does, many women have less sensitivity in the vagina.
Many women report heightened sexual response in a matter of weeks.
Exercise in general can be a sexually invigorating activity. This morning in spinning class, the teacher announced that spinning was the sexiest of all exercises. Since it's so very difficult, I don't find it sexy. Yoga specifically opens muscles that are only otherwise used in sex, so it might be the sexiest exercise of all. And then there is the mental aspect, which you can tackle in small ways or large.