A rash with a tingling sensation when you sweat is considered to be related to diseases such as eczema and prickly heat. It can be relieved by topical and oral medications. 1. Eczema: it can be manifested as erythema and papules in the affected area, and if there are symptoms such as erosion and oozing, it can cause local irritation and tingling sensation when sweating. Can be used through the local topical boric acid solution and other wet compresses, to promote local drying convergence, to be significantly reduced after the exudation of topical glucocorticosteroid drug therapy, while oral loratadine and other drugs to improve symptoms. 2. Prickly heat: In the hot summer, the symptoms of prickly heat may be caused by being in a hot environment for a long time, coupled with wearing clothes that are too thick, resulting in localized itching or tingling. You need to get out of the hot environment as soon as possible, apply hydrocortisone and other glucocorticoid drugs to treat and relieve the symptoms. Rash on the body when sweating tingling sensation need to go to the hospital as soon as possible, and cooperate with the doctor to improve the examination, to determine the cause and then standardized treatment, the specific use of drugs need to follow the doctor’s instructions.