Britney Spears Challenges Herself to an Extra 15 Minutes on the Treadmill: 'I Literally Hate It'

Britney Spears is passing her own fitness challenges with flying colors. The pop star has long been known to share her workouts with her Instagram followers, and on Monday, she revealed she had successfully challenged herself to spend a little extra time with one thing she typically dreads: the treadmill. Spears, 37, posted a video on Monday that she filmed […]

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