hard data

Sex

Young People Don't Want Casual Things Out of Casual Sex

A new study shows that men and women want more out of a one-night stand than the idea suggests.
Justin Lehmiller, PhD
10 hours ago
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Penises Shrink With Age

And other dick size data you may or may not want to know.
Grant Stoddard
10.1.18
hard data

Most People Want to Change Who Initiates Sex in Their Relationship

These are the most effective ways you or your partner can take the lead.
Justin Lehmiller, PhD
9.24.18
hard data

Monogamy May Be Even More Difficult For Women Than it Is For Men

Experts are challenging long-held ideas about gender and fidelity.
Justin Lehmiller, PhD
9.19.18
hard data

We Fantasize About Our Romantic Partners More Than Anyone Else

By contrast, fewer than one in ten people say they fantasize frequently about celebrities, porn stars, politicians, or other famous people.
Justin Lehmiller, PhD
8.30.18
hard data

One in Five Men Feel Sad After They Have Sex, Study Finds

This phenomenon, known as postcoital dysphoria, has increasingly been discussed by researchers and therapists over the last decade.
Justin Lehmiller, PhD
8.16.18
hard data

Married Women Orgasm Less Often Than Their Husbands Think They Do

A new study of 1,700 married couples reveals that if we want to close the orgasm gap, we first need to close the orgasm perception gap.
Justin Lehmiller, PhD
8.8.18
Sex

Women With a Stronger Sense of Smell Have More Orgasms

A sensitivity to odors can also predict how both men and women alike experience sex.
Justin Lehmiller, PhD
6.1.18
hard data

There Are Six Types of Straight People Who Have Same-Sex Hookups

Our sexual identity and sexual behavior don't always line up.
Justin Lehmiller, PhD
5.8.18
hard data

Sexual Violence Is a Huge Problem, But Don't Blame Porn

It’s not hard to see the foundation of a future porn crackdown in the works.
Justin Lehmiller, PhD
4.24.18
hard data

Homophobia Literally Keeps Gay and Bisexual People Awake at Night

A new study could partly explain why gay and bisexual people run a higher risk of chronic health problems.
Justin Lehmiller, PhD
4.23.18
hard data

Monogamists Are Less Satisfied With Their Relationships Than Polyamorists

A new study also looked at how they compare to swingers and people in open relationships.
Justin Lehmiller, PhD
4.6.18