Libido is a term used to describe a person's sex drive or desire for sexual activity
. It is a psychic drive or energy, usually conceived as sexual in nature, but sometimes including other forms of desire
. Libido can be influenced by biological, psychological, and social factors, such as sex hormones, associated neurotransmitters, stress, exercise, past traumatic experiences, and relationship problems
. It is normal for a person's libido to fluctuate and there is no right or wrong level
. If a person is worried about their sex drive or it is causing problems in their relationship, they can seek professional help from a GP, sex therapist, psychologist, gynecologist, urologist, or other healthcare professionals