Second, drinking coffee while cortisol is high leads us to develop long-term tolerances for caffeine, which is why so many habitual coffee drinkers say it has less of an effect on them.

第二，这时饮用咖啡，会使人体长期适应咖啡因，这也是为什么很多咖啡饮用者说咖啡对他们没有丝毫影响。