The patient’s body is itchy when it is hot, due to the body after external high temperature stimulation, there is skin, mucous membrane capillary dilation, causing increased permeability, local edematous reaction, clinically you can see the wind mass, rash block, at the same time will be accompanied by itching, clinically mostly seen in urticaria, is a kind of allergic skin disease, specific treatment is as follows: 1, skin care: patients need to moisturize, skin care, apply some medical 2. Local anti-itch: patients with mild itching around the body, accompanied by a small amount of wind masses and rash lumps, can choose to use Furfuryl Glycolate lotion and compound camphor cream topically. 3. Comprehensive treatment: patients with a large number of wind masses and lumps around the body, accompanied by intense itching, can take oral compound glycyrrhetinic acid tablets and moistening and anti-itching capsules, and also take oral The patient can also take levocetirizine hydrochloride tablets orally, and for topical medication, choose a mixture of fluticasone propionate cream and urea vitamin E cream for external use. 4. Lifestyle adjustment: During treatment, the patient needs to abstain from spicy and stimulating foods, abstain from alcohol, and pay attention to rest. 5. Sun protection: When the patient goes out, he must pay attention to sun protection by using an umbrella, riding in a car, and applying sunscreen or barrier cream externally.