Index/Topics/Sexually transmitted infections (STIs)

Sexually transmitted infections (STIs)

The relationship between STIs and the racial patterning of sexual assaults.

Fact-Checks

6 results
Jan 17, 2026
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what does anal sex feel like

Anal sex can feel many different ways—commonly a brief, bowel-like pressure or the sensation of “needing to poop,” shifting for some people into warm fullness, deep pressure, or intense pleasure when ...

Jan 19, 2026
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What are common injuries from anal sex and how are they treated by physicians?

Anal sex can cause a spectrum of anorectal injuries ranging from minor mucosal tears and fissures to uncommon but serious sphincter disruptions or rectal perforation; most cases are managed conservati...

Jan 26, 2026
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How do condoms and dental dams compare in real‑world use for preventing oral STI transmission?

have a long track record of reducing transmission of , including when used during , while are a logical, under‑studied analogue that experts and clinics recommend but for which direct effectiveness da...

Feb 5, 2026

What do state- and city-level data show about interracial sexual-assault patterns in areas with varying levels of residential segregation?

State- and city-level research shows that are intraracial, but the racial patterning of assaults shifts with local demographic composition and the degree of : places with more interracial contact show...

Feb 4, 2026

What health risks are associated with vaginal or oral ejaculation and how can they be minimized?

carries well-documented health risks—primarily transmission of and, in the case of vaginal exposure, potential effects on vaginal microbiota—while pregnancy from oral ejaculation is effectively imposs...

Jan 19, 2026

Can I make my foreskin drip with cum

Foreskin "dripping" with ejaculatory fluids is biologically plausible because two different fluids can emerge from the penis — pre-ejaculate (precum) during arousal and semen at ejaculation — and prec...