吃了一周火锅，中国朋友说你“上火了”。“上火”是？
After a week of hotpot, friends say you have 上火 (“risen fire”). What's that?
全球翻车率（内测预估）
✓中医概念：体内燥热，会长痘、口腔溃疡等
zhōng yī gài niàn：tǐ nèi zào rè，huì zhǎng dòu、kǒu qiāng kuì yáng děng · TCM idea: internal "heat" causing spots, mouth ulcers, etc.
B脾气变大了
pí qì biàn dà le · quicker to lose their temper
C发烧了
fā shāo le · ran a fever
D食物中毒
shí wù zhòng dú · food poisoning
上火：一种科学解释不清、但中国人都懂的状态。解法通常是凉茶和早睡。
上火 is a TCM concept of internal “heat” — blamed for acne, mouth ulcers, sore throats. Cure: herbal tea and going to bed early.