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Curiosity Weekly

No Inner Voice, Yoga & Brain Health, Monogamous Mice

Aug 2, 2024
In this engaging discussion, Johanne S. K. Nedergaard, an author studying anendophasia, and Gary Lupyan, a researcher focusing on inner voices, explore fascinating insights into the human mind. They reveal how individuals without an inner voice struggle with verbal memory. The conversation also highlights yoga's potential to clear cognitive fog in cancer survivors. Dive into the intriguing findings about hormonal influences on promiscuity in mice, comparing behaviors that shape their social structures and parenting.
12:18

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Quick takeaways

  • People lacking an inner voice face challenges in verbal memory but adapt through alternative cognitive strategies, showcasing diverse thought processes.
  • Yoga has been shown to significantly improve cognitive function in long-term cancer survivors, emphasizing its potential role in rehabilitation programs.

Deep dives

Understanding Endophasia: The Absence of an Inner Voice

A significant number of individuals, estimated at 5 to 10%, experience a condition called endophasia, which is characterized by the absence of an inner voice. Traditionally thought to be a universal human trait, this phenomenon reveals that many people navigate their thoughts and decisions without the internal dialogue most take for granted. Research has shown that individuals lacking an inner voice may rely on visual thoughts, converting images into words to communicate, or experience raw words without auditory sound. This has implications for cognitive tasks, as studies demonstrate that those without an inner voice may face challenges in memory tasks, yet they adapt by using alternative strategies to compensate for this unique cognitive experience.

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