What is "nostalgia" commonly associated with?

Nostalgia is commonly associated with a longing for something past, which can encompass feelings of sentimentality and yearning for previous experiences, people, or places. This emotion often arises when individuals reflect on times that they perceive as happier or simpler, leading to a desire to revisit those moments or rekindle those feelings. The concept implies a connection to memories and emotions tied to past events, making it distinctly focused on that aspect of human experience.