9. You Feel: Painful Sores
Possible meaning: Canker sores (often triggered by stress)
Canker sores are painful but benign. They’re not contagious and usually heal within two weeks.
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Stress
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Fatigue
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Minor trauma (e.g., biting your tongue)
Be sure to distinguish them from cold sores, which are caused by the herpes simplex virus and are contagious.
