Green tea has certain functions of clearing away heat and toxic materials, relieving polydipsia, promoting digestion and diuresis. Drinking green tea in moderation in winter is beneficial to relieve discomfort symptoms such as excessive internal heat, blurred vision, headache, red eyes, swelling and pain caused by dry climate in winter, and relieve symptoms such as indigestion and bloating caused by physical fatigue and greasy diet. In addition, drinking green tea can also replenish water.
However, because green tea is slightly cold, people with deficiency of spleen and stomach should not drink too much, otherwise it will easily stimulate the spleen and stomach, aggravate the dysfunction of the spleen and stomach, and cause gastrointestinal discomfort such as abdominal pain and diarrhea. In addition, menstrual women and pregnant women need to warm and replenish qi and blood, so it is not advisable to drink too much green tea in winter, otherwise the cold and cold will stimulate the body and easily cause dysmenorrhea, or affect fetal development.
Drinking green tea in moderation in winter can achieve the effect of health preservation, but avoid drinking too strong green tea, because theophylline has certain excitement and diuretic effect, which may cause nerve excitement. In particular, drinking green tea before going to bed may affect sleep, and patients with slightly poor heart function and neurasthenia should also avoid excessive drinking, so as not to excite nerves or increase the burden on the heart.