Do married couples hook up with other couples?

Yes, some married couples do engage in sexual relationships with other couples, often referred to as "swinging" or "polyamory." This practice can be motivated by a desire for variety, exploration, or the thrill of new experiences. Open communication and consent are essential for such arrangements to be successful and healthy for all parties involved. However, it's important to note that this lifestyle is not for everyone and varies widely in acceptance and practice.