factually
Index/Topics/Sexual Arousal Research

Sexual Arousal Research

Clinical research on the correlation between self-reported sexual arousal and physiological genital measures in men and women.

Fact-Checks

2 results
Feb 4, 2026

Can a woman’s vagina be natural more depth than 6 inches or is that after sex? Why during sex can you not feel the cervix of a birgin or are you suppose to push the cervix back

The varies widely in length and can lengthen substantially with , so measurements quoted in isolation are misleading; averages cluster roughly between about 2.5–4 inches unstimulated and commonly 4–8 ...

Jan 28, 2026

How do subjective reports of sexual arousal correlate with physiological measures in clinical studies, and what explains mismatches?

Clinical research finds a positive but variable correlation between self-reported and physiological genital measures, with typically showing stronger concordance than and large between-person variabil...