“Third Man Syndrome” is a term used to describe the feeling of a presence of a third person during experiences that are typically considered to be intimate or personal. This phenomenon can be experienced in different settings, but it is most commonly reported by individuals who have survived a life-threatening situation, such as climbing a mountain or being lost at sea.
The sensation of a “third man” is described as a mysterious, unidentifiable figure who appears to be present and offering help or guidance. Some people report feeling a comforting presence, while others describe feeling threatened or pursued by the figure.
The exact cause of Third Man Syndrome is not well understood, but it has been suggested that it may be related to a survival instinct, an attempt to cope with intense stress or fear, or a manifestation of psychological distress.
It is important to note that the experience of a “third man” is not unique to individuals who have faced life-threatening situations, and can occur in other contexts as well. However, it is often only in extreme circumstances that people feel compelled to describe or seek explanation for the sensation.