Research

33% of married US men watch porn weekly or daily, vs far fewer wives. Learn why husbands watch, who hides it and who watches together.

18.3% of ever-married US men and 13.3% of women have cheated on a spouse. Here’s how cheating varies by age and country, and why it happens.

The median US man has had 6.3 opposite-sex partners and the median woman 4.3, per CDC data. Here’s how body count varies by age and country.

Only 3.2% of people surveyed in 42 countries are at risk of problematic porn use. Here’s what brain studies and surveys say.

Sexual pleasure is the top reason people watch porn, in a study of 75,117 adults. Here are the other motives and how men and women differ.

Money is the top reason: 53% of female and 43% of male performers named it. Find out what else draws people into porn.

The US is #1 for Pornhub traffic, with 19.16% of visits in September 2026. Compare porn use per capita, time on site and by US state.

40% of US women say they’ve squirted at least once, and lab studies trace most of the fluid to the bladder. Here’s what’s in it and why.

Across 61 brain-scan studies, porn activated the brain’s normal sexual and reward network. Learn what research says on dopamine and memory.

Healthy men regained an erection a mean 10.8 minutes after ejaculating in a lab trial. Learn why by-age charts lack evidence.