Chapter
The Evolutionary Roots of Crying
3:01:13 - 3:08:32 (07:18)
Our ability to cry is rooted in our fear and anxiety circuits that involuntarily induce tears as a necessary response to signal for help in dangerous situations, helping human beings cope better under threat.
Clips
Tears are a powerful form of communication that can trigger reactions in onlookers and stir the desire to help those who are crying, more than any other facial expression.
3:01:13 - 3:03:25 (02:12)
Summary
Tears are a powerful form of communication that can trigger reactions in onlookers and stir the desire to help those who are crying, more than any other facial expression. They are an honest reflection of one's inner emotions and needs, and as such, have value as a means of conveying hope and vulnerability.
ChapterThe Evolutionary Roots of Crying
Episode#274 – Karl Deisseroth: Depression, Schizophrenia, and Psychiatry
PodcastLex Fridman Podcast
Fear and anxiety-induced crying is the result of a slightly misdirected long-range projection aimed at regulating breathing.
3:03:26 - 3:06:12 (02:46)
Summary
Fear and anxiety-induced crying is the result of a slightly misdirected long-range projection aimed at regulating breathing. The lacrimal gland that leads to the release of fluid is controlled by ancient structures in the pons.
ChapterThe Evolutionary Roots of Crying
Episode#274 – Karl Deisseroth: Depression, Schizophrenia, and Psychiatry
PodcastLex Fridman Podcast
The involuntary changes in heart rate and respiratory rate that come from fear and anxiety were valuable as a truth signal for early human social structures to call for help when needed, which eventually gave rise to various communication methods from smiling to nonverbal cues.
3:06:12 - 3:08:32 (02:20)
Summary
The involuntary changes in heart rate and respiratory rate that come from fear and anxiety were valuable as a truth signal for early human social structures to call for help when needed, which eventually gave rise to various communication methods from smiling to nonverbal cues.