Why Do We Sigh?

The video explores the biological and psychological aspects of sighing. It explains that sighing is a universal human experience with both involuntary and emotional triggers. Biologically, sighing helps maintain lung function by expanding alveoli. Psychologically, it is linked to emotions like stress and relief. Studies show that people often sigh in response to stress and feel relieved afterward. However, interpretations of sighs can vary, often being seen as negative. The video concludes by encouraging further exploration of how our brains interpret the world.

What biological function does sighing serve in the human body?

How do psychologists relate sighing to emotions?

What did the 2009 study published in Psychophysiology reveal about sighing and relief?

In what ways can sighing be interpreted by others, according to the text?

What factors can influence the pattern of sighing in individuals?