Bamboo stove

On a cold winter night, brewing a pot of fine tea and savoring it slowly is such a wonderful enjoyment, warming both the stomach and the heart! The ancient verse, "When guests visit on a chilly night, tea serves as wine, the bamboo stove's water boils as the fire turns red," paints a beautiful picture of evening tea for many tea lovers. However, many tea enthusiasts refrain from drinking tea in the evening out of fear that it may cause insomnia. In fact, there are methods to enjoy tea at night without suffering from sleeplessness. If these methods don't work initially, you can try them a few more times. 1 First, people often say that they cannot sleep after drinking tea because it contains caffeine. Caffeine is a double-edged sword; it can keep you alert and energetic but can also prevent you from sleeping when it's time to rest. However, it's not accurate to generalize about insomnia caused by tea. For example, some tea enthusiasts mention that they experience insomnia with some teas but not others. Is this due to different caffeine contents in different types of tea? Can we compare the caffeine levels across the six major tea categories?…