Rare diseases · Sign or symptom
Amplification of sexual behavior
HP:5200321
What it means
An abnormal increase of libido (sexual desire), typically accompanied by a higher frequency of sexual activity compared to from a person's previous norm.
Engaging in riskier sexual practices, experiencing a significant increase in frequency, having multiple sexual partners, or spending excessive time on sexual activities can become disproportionate to other aspects of a person's life.
Rare diseases that can present with this5
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Also called: Hypersexuality · Increase in sexual behavior · Increased sexual behavior · Increased sexual behaviour
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.