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Consent is more than a single yes. Here's how consent actually works — the 5 elements, why "no means no" falls short, and what 33% of men still get wrong.

Arousal non-concordance is when physical arousal doesn't match mental arousal. Genital response overlaps subjective arousal just 26% in women, 66% in men.

Masturbation doesn't cause blindness, infertility, or hairy palms — but one myth holds a grain of truth. 9 myths settled with research.

Yes, desire rises near ovulation, but estradiol and progesterone drive it, not testosterone. Across 26,000 diary entries, here's what the research shows.

The refractory period is the recovery time after orgasm, lasting minutes to 24+ hours and lengthening with age. Here's the science, and why it's normal.

The research is reassuring. The average erect penis is 5.16 in, 85% of women are satisfied with their partner, and technique beats size. Here's the data.

Yes, you can get pregnant on your period — sperm survive up to 5 days, and 17% of women are fertile by cycle day 7. Here's the real risk, day by day.

9 sex myths adults still believe — only 18% of women orgasm from penetration alone, condoms fail 13% in typical use — each answered with the research.