The symptoms of dizziness and nausea are caused by certain alkaloids in tea, which are overly stimulating to the central nervous system and lead to related side effects, which can also be the phenomenon of tea intoxication, manifested as accelerated blood circulation, shortness of breath, and electrolyte disorders. There is also an abnormal metabolism of the body’s enzymes, etc., all suggesting that the tea is too strong, or that the reaction of the tea to the body is too heavy. Clinical insomnia, headache, nausea, vomiting, trembling of the hands and feet and other phenomena, can be treated symptomatically through some auxiliary examination and treatment, such as immediately stopping the consumption of tea, while applying some intravenous fluid infusion, correction of electrolyte disorders and other related symptoms, so that the symptoms of the disease significantly relieved.