Farmers sort and package lemons at a workshop on November 24, 2020 in Neijiang, Sichuan Province of China. Covid cases in China saw a spike following the country's relaxation of strict Covid rules. Also rising: the prices of traditional Chinese medicine and lemons, as Chinese citizens scramble for protection from the virus. Prices of fruits rich in vitamin C and antioxidants are seeing surges due to higher demand. This month, one grocery store in Beijing charged 13 yuan ($1.86) for two lemons, which is about twice the typical price. Other locals have taken to social media platforms such as Weibo...