Recently, the weather is hot, my face is particularly itchy, and there are little red pimples. What happened?

According to your description, your symptom is cholinergic urticaria. This is because blood poison, blood dryness, blood fever and blood poison are difficult to clean up. The reason is that the internal organs are constantly delivering toxins to the blood like a drug-making machine, which is formed over time. It is suggested that Chinese patent medicine should be used to regulate endocrine and detoxification, increase immunity and regulate qi and blood, so as to achieve the goal of radical cure.