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First, the benefits 先说好处 1. Protection against different types of cancers 1.预防不同类型的癌症 Hundreds of biologically active compounds including caffeine, flavonoids, lignans, and other polyphenols are found in roasted coffee. These and other coffee compounds have been shown to increase energy expenditure, inhibit cellular damage, regulate genes involved in DNA repair, and have anti-inflammatory properties. 烘焙好的咖啡中含有包括咖啡因、类黄酮、木聚糖和其他多酚类物质在内的数百种生物活性成分。研究表明这些成分以及咖啡中其他成分能增加能量消耗、抑制细胞损伤、调节参与DNA修复的基因并具有抗炎作用。 2. It could reduce your risk of suicide 2.降低自杀风险 It was found that the caffeine contained in coffee not only stimulates the central nervous system but may also act as a mild antidepressant by boosting production of some neurotransmitters in the brain like serotonin, dopamine, and noradrenaline. 研究发现咖啡中所含的咖啡因不仅能刺激中枢神经系统 ，可能还可以充当轻度抗抑郁药，促进大脑中某些神经递质的产生，如血清素、多巴胺和去甲肾上腺素。 3. It may reduce the risk of Alzheimer’s and dementia. 3.降低患老年痴呆和痴呆的风险 A recent study found that drinking of 3-5 cups per day at midlife was associated with a decreased risk of dementia and Alzheimer’s by about 65 percent later in life. | 
