In many countries, herbal tea has become a culture. Compared to coffee, tea can actually be consumed in relatively large quantities without any risk. People who like it can eat 3 to 8 cups a day. However, excessive tea can have associated side effects. You also need to pay attention to this.
Some people show a hypersensitivity reaction to green tea. Others develop symptoms after prolonged use, characterized by urticaria, swelling of the ears, lips, tongue and face, difficulty breathing, closed throat and skin irritation. Another serious side effect of heavy and long-term consumption of green tea is esophageal cancer. The presence and accumulation of agents in the esophageal area results in the development of cysts and tumors.
Too much green tea can cause various side effects such as anxiety, insomnia, nervousness, irritability, mood swings, sleep disruption, arrhythmia, headache, heartburn, loss of appetite, gastrointestinal discomfort, diarrhea and constipation. It can also interact with other substances, causing problems. Do not drink tea if you take blood thinners such as warfarin or coumarin, or may cause bleeding or internal bleeding.
Black tea contains caffeine and should be taken in moderation to avoid kidney, blood sugar and gastrointestinal problems. A large number can cause arrhythmia, insomnia, sleep disruption, hypertension, hyponatremia, low potassium levels, urinary incontinence, liver disease, rash, internal bleeding or bleeding, kidney failure, anxiety, irritability, mental illness, paralysis, seizures , muscle and joint spasms and rhabdomyolysis. A cup of black tea contains an average of about 200 to 300 mg of caffeine. According to reports, 1000 mg of caffeine may be fatal.
Addiction is also expected in individuals who take large doses. Chronic intake can lead to substance tolerance and psychological dependence. After withdrawal, there are also withdrawal symptoms, including nausea, vomiting, headache, mood swings, tremors, dizziness, anxiety, nervousness and irritability. People with mental disorders should not take black tea because it can aggravate the symptoms of mania, depression and confusion.
Other herbal tea effects
Herbal tea is generally believed to contribute to the development of cancer. Long-term use seems to cause carcinogenic effects. Tea with high tannin content may cause iron deficiency and small cell anemia. Other related effects are liver and kidney failure as well as bronchial and respiratory diseases.
Individuals with underlying diseases such as thyroid disease, pregnancy, cardiovascular disease and heart disease, and kidney disease, as well as those taking drugs, should consult a doctor before taking any type of herbal tea. Doctors recommend that individuals limit their intake to 2 or 3 cups or less per day.
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