The Science
of Pleasure

Everything here comes from large, rigorous studies on what people actually experience in bed — with real numbers, effect sizes, and practical advice you can use tonight.


Vol. I
Female Sexual
Pleasure

During partnered sex, women reach orgasm up to 30% less often than men. But here's the thing — research shows it's not a biology problem. It's almost entirely about what you do in bed. And that's fixable.

Open guide
n = 58,400+
11 peer-reviewed sources
Vol. II
Male Sexual
Pleasure

Most men come nearly every time — yet many still feel unsatisfied. Why? Because they're measuring themselves against a "how long you last" yardstick that comes from culture, not science. Better sex has nothing to do with lasting longer.

Open guide
n = 65,000+
18 peer-reviewed sources
The other volumes...
New volumes are coming

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