Inhibited desire, or loss of libido, refers to a decrease in desire for, or interest in sexual activity. Reduced libido can result from physical or psychological factors. It's been associated with low levels of the hormone testosterone.
It may be caused by psychological problems, such as anxiety and depression.
It may be caused by medical illnesses, such as diabetes and high blood pressure
It may be caused by certain medications, including some antidepressants
It may be caused by relationship difficulties.