Her throat hurt, so her mom told her to eat some pear to reduce internal heat.
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culture
A core Traditional Chinese Medicine concept. 上火 (shànghuǒ, 'getting too hot inside') causes mouth sores, sore throat, acne, dry mouth — and 去火 is the cure: cooling foods like 苦瓜 (bitter melon), 绿豆 (mung beans), 菊花茶 (chrysanthemum tea), pears.