Marilyn loved to work out. She was ahead of her time to make her own working out program. Here, LIFE photographer Philippe Halsman captured a few candid shots of her daily workout routine at the Beverly Carlton Hotel in January, 1952.
The photographer recalled “On the ground, there were two dumbbells I asked her if she was using it, she replied ‘Yes’ she answered me, ‘I’m fighting against gravity.’”
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