If you've listened to any of Robert F. Kennedy Jr.'s public appearances, you may have noticed a quiver in his voice when he speaks. That's the result of a rare neurological condition known as ...

If you've flipped on a news channel or scrolled through social media this week, you've likely seen questions about Health and Human Services Secretary Robert F. Kennedy Jr.'s voice. The secretary's ...

Secretary of Health and Human Services Robert F. Kennedy Jr. has spoken to Oprah Winfrey in the past about people mistaking his voice for being emotional, but that's not it. So, just what has affected ...