👉 Ostalgia is a psychological condition characterized by an aversion to certain places, people, or objects. It can be caused by various factors such as childhood experiences, trauma, memory loss, or simply a strong desire for familiarity and comfort. People with ostalgia may feel nostalgic about past experiences or memories of a place they have fondly remembered. This feeling can make it difficult to leave a particular location or situation without emotional distress or discomfort.