If the coronary heart disease can be appropriate to drink light tea, if suffering from arrhythmia is not recommended to drink tea. Tea contains tea polyphenol substances, has the role of assisting in lowering blood lipids, can prevent the destruction of blood vessel walls, prevent plaque shedding, reduce the viscosity of the blood, soften blood vessels, but also contains the human body must be vitamins and amino acids, so the above role for coronary heart disease, high blood fat patients are by the benefits. When drinking tea must be light, not too much, too thick, tea in addition to the above advantages, there is also the side effect of increasing heart rate, for patients with arrhythmia is like adding insult to injury, especially in tachyarrhythmia patients will lead to further aggravation of arrhythmia, and even induce malignant arrhythmia or myocardial infarction and other dangerous conditions. Appropriate consumption of light tea can be, too strong is not suitable.