Sex is the biological trait of a reproducing organism in producing gametes of one of two different sizes or shapes — male or female gametes. [1][2][3] Thus, the typical classific

Mar 7, 2022 · Often when people talk about sex, they are talking about sexual intercourse or penetrative sex. Sexual activity should be enjoyable for everyone involved and each pe

Jan 10, 2025 · These sex positions for couples can bring something new and exciting to the bedroom, so be sure to add them to your repertoire.

From attraction to action, sexual behavior takes many forms. As pioneering sex researcher Alfred Kinsey put it, the only universal in human sexuality is variability itself. Human i

Nov 8, 2025 · Sex is an important part of life for most people. Whether you’re contemplating having sex for the first time or have plenty of previous experience, sex can be both

Sex refers to physical and biological traits—whereas gender refers especially to social or cultural traits—and the physiological and psychological processes related to procreat

Apr 12, 2023 · Sexual activity, with a partner or through masturbation, can provide important psychological and emotional benefits. Like exercise, sex can help reduce stress and a

Dec 23, 2025 · In general use in many languages, the term sex is often used to mean “sexual activity”, but for technical purposes in the context of sexuality and sexual health

Healthy relationships can bring joy and connection to our lives — and sex can play a major role. Find out what it takes to have a healthy, happy, and meaningful sex and love life

Aug 13, 2024 · From boosting your immune system to improving sleep, here are 10 benefits of having a healthy sex life you may not have known about. Having sex regularly could boos