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Joined 2 years ago
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Cake day: August 21st, 2023

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  • It seems like it helps the brain switch modes (from low activity to high and from high activity to low). So yawning could help prepare the brain to pay attention to something important, as well as wind down for the evening. Hence both morning and evening yawns.

    The contagious aspect could be as simple as “Oh, you’re changing modes? I should get ready to do the same.”