Supermodel Rosie Huntington-Whiteley says she constantly works out on her body to boost her confidence.
The 27-year-old British model said she is not always in the mood to be photographed in her undergarments and often hits the gym, reported Contactmusic.
"There are times when I don't want to be in my underwear. We all have off days," she said.
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"She's the most physically beautiful woman in the world. And with all of her humanitarian work, she's got a beautiful soul too," she added.