Dr. Oz Revealed These Handy Tips For Giving Your Immune System A Much-Needed Boost

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The following year, Dr. Oz returned the favor by making an appearance on The Oprah Winfrey Show – in what would become the first of more than 60 guest slots. Ultimately, though, the heart expert branched out on his own with The Dr. Oz Show, which hit TV screens in 2009.

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