Make a batch of fresh lemonade or limeade. A daily dose of citrus fruits may cut the risk of mouth, throat, and stomach cancers by half, Australian researchers found.

• 制做新鲜的柠檬或酸橙汁。澳大利亚研究人员发现：每日食用柑橘类水果可以使口腔、咽喉及胃部癌症风险降低一半左右。