What is what does lonely means?

Lonely means feeling isolated or disconnected from others, often accompanied by a sense of sadness or emptiness. It can manifest in different ways, such as feeling physically alone, lacking meaningful social connections, or feeling misunderstood by others. Loneliness can affect people of all ages and backgrounds and can be caused by various factors, such as isolation, social anxiety, cultural factors, and life transitions. Chronic loneliness can lead to depression, anxiety, low self-esteem, and other mental health issues, so it's important to address feelings of loneliness and seek support when needed.