<p>After Senator Cory Booker's record-breaking speech, a voice actor, speech-language pathologist, and physician weigh in.</p> <p>The post <a href="https://www.popsci.com/health/how-to-speak-for-a-long-time/">How to talk for a very, very long time</a> appeared first on <a href="https://www.popsci.com">Popular Science</a>.</p>