Why does my cat twitch and run? My 7 year old female cat has suddenly started twitching her back, running around, stops, grooms herself, and starts running again. I have her on a flea treatment and my other two cats don't do this at all. She only calms down if I pet her or she gets in her basket.
Psychological Causes. The most common causes of low libido in women are not due to physical or biological causes. Psychological causes like poor body image, low self-esteem, depression, stress and physical or sexual abuse are among the top reasons why women have low sex drive.
As men age, their testosterone levels decrease naturally. However, testosterone that decreases too much or too quickly may result in hypogonadism. This condition, characterized by the bodyâs inability to produce this important hormone, can cause many symptoms, including: loss of libido.