Cold water therapy has long been used to invigorate the body, boost energy, and awaken the senses. Many cultures practice cold showers, baths, or splashes as a natural way to support mental clarity, circulation, and overall well-being.

Human curiosity about intimacy spans cultures and history. Some records and milestones are quirky, surprising, and even humorous—but they also reflect how people explore connection, pleasure, and personal well-being in unique ways.

Online searches often reveal what people are curious about—but not always comfortable talking about openly. In the U.S., interest in intimacy-related topics continues to grow, reflecting a broader shift toward self-awareness, education, and personal well-being.