Men are affected by any decrease in libido that their partner has, no matter the cause. It is important to discuss the topic openly, as this could provide relief of the situation. There is one main fact that seems to stand out amongst all: #1) women are reluctant to volunteer information on sexual dysfunction, and #2) doctors are reluctant to ask women about sexual dysfunction.
Possible treatment? Possibilities include diet, exercise, and hormones (e.g., testosterone, estrogen, progesterone, thyroid hormone) as initial, corrective treatment.