https://www.news.com.au/entertainment/movies/new-movies/natalie-portmans-trainer-reveals-how-the-star-got-so-ripped-for-thor/news-story/f068c4080ebb18716dcd25855905611b
<p>Natalie Portman endured almost a year of an intense diet and gruelling exercise program in preparation for her latest big screen outing.</p>
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