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Yawning: What is it and why is it contagious (if it is)?

Yawning: What is it and why is it contagious (if it is)?. Priya Patel 6We-15. Yawning. A yawn is a reflex of inhalation and exhalation It draws more oxygen into the bloodstream. Reasons for yawning. Some reasons we yawn are: Tiredness Boredom Stress Overworking Emotions

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393 views • 9 slides

Is Yawning Contagious?

Is Yawning Contagious?. Social Communication Within and Across Species. Universal Language. Smiling Benefits of social communication. What about Yawning?. Social communication? Why contagious?. Which theory is best?. The Stretching Theory The Physiological Theory The Evolution Theory

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54 views • 4 slides

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Yawning contagious - PowerPoint PPT Presentation

Yawning: What is it and why is it contagious (if it is)?

Is Yawning Contagious?