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

Amplification of sexual behavior

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This 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.