Smile and wave: Why you might be waving goodbye at the end of video calls

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May 16, 2021 Smile and wave: Why you might be waving goodbye at the end of video calls From our tiny squares of digital real estate, many of us have become aggressive wavers during video calls. Body language experts say this is a good thing. Read More Get the NBC News Mobile App Follow NBC News Check out all of NBCNEWS Newsletters here. Update Preferences | Unsubscribe | Contact | Privacy Update Preferences Unsubscribe Contact Privacy