英语大破解
Tea or coffee: which is better for you? 茶还是咖啡：哪个更适合你？
本集内容
Tea or coffee: which is better for you? 茶还是咖啡：哪个更适合你？
文字稿
Tea or coffee: which is better for you? Let's break it down.
茶还是咖啡：哪个更适合你？咱们来分析一下。
1. Energy 能量
Studies show the caffeine in both can improve your attention span, alertness and reaction time.
研究表明，茶和咖啡中所含的咖啡因都能提高你的注意力、清醒度和反应速度。
A standard cup of brewed coffee has around double the amount of caffeine than is in black tea.
一杯标准杯现煮咖啡中咖啡因含量约为一杯红茶中咖啡因含量的两倍。
But too much caffeine can lead to jitteriness, overstimulation and sometimes heart palpitations.
不过摄入过多的咖啡因会让人紧张发抖、过度刺激，有时还会引起心悸。
Tea, unlike coffee, contains L-theanine, a substance that eases the stimulant effects of caffeine. It can also decrease anxiety and improves focus.
茶不同于咖啡，茶含有茶氨酸，这种物质能缓解咖啡因的刺激作用。它还可以减少焦虑，提升注意力。
2. The gut 肠道
Both tea and coffee are rich in substances called polyphenols. They help digestion by boosting the microorganisms in our gut.
茶和咖啡都富含一种叫作茶多酚的物质。茶多酚可以助消化，促进肠道中微生物的生长。
Coffee has almost twice as many as green tea, which in turn has more than black tea.
咖啡中的茶多酚含量几乎是绿茶的两倍，而绿茶中的茶多酚含量又高于红茶。
3. Disease prevention 疾病预防
Different studies have found tea and coffee can lower the risk of heart disease, type 2 diabetes, stroke, and there are links to a reduced risk of some types of cancer.
不同的研究发现，茶和咖啡都能降低患心脏病、2 型糖尿病和中风的风险，而且这两种饮品的摄入都与一些癌症的患病风险降低存在关联。
So, it's a draw!
综上所述，茶和咖啡打了个平手！