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What are the physical signs of hunger?

Physical hunger builds gradually over time (usually over several hours after a meal), whereas emotional eating and cravings usually come on very suddenly. When you are genuinely hungry, you may experience one or several of the symptoms listed below:
  • Stomach pangs or growling
  • Emptiness in the stomach
  • Irritability
  • Headache
  • Low energy/fatigue
  • Difficulty concentrating
Joel H. Fuhrman, MD
Family Medicine
You probably think that you know what hunger feels like, but nutritional researcher and author Joel Fuhrman, MD, says that most Americans have never felt true hunger. In this video, he describes the signs.

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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.