How can eating less help fight aging?

Dr. Michael Roizen, MD
Internal Medicine

Limiting calories activates a protein in your body called sirtuin, which helps neutralize aging. Seriously. Here's how: Sirtuin is like sunshine -- it helps your cells thrive and divide, and rejuvenates your body with new stem cells, which repair age-related damage, so you live younger.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.