Are men naturally more interested in casual sex than women?
What causes sexual assault?
How common are sexually transmitted infections (STIs)?
What is the average penis size?
Why do people cheat on their partners?
What are the characteristics of happy long-term relationships?
Is pornography helpful or harmful?
What are the current terms people use to describe their gender identity and sexual identity?
What is the best way to talk with a partner about sexual health?
Does educating high schoolers about sex lead to riskier or safer sexual behavior?
How common are sexual kinks or fetishes?
Can a person’s sexual orientation change over time?
