Sweating neck pain in summer is usually caused by diseases such as rubella, prickly heat and folliculitis. 1. Eraser rash: In summer, hot weather, neck folds can be caused by skin friction, sweat stimulation, etc. Eraser rash, resulting in the patient’s neck fold parts of erythema, swelling, in severe cases, can also occur vesicles, oozing, so when sweating, will stimulate lesions caused by itching, pain and other discomforts. 2. prickly heat: summer heat, people sweat more, and sweat is not easy to discharge, resulting in skin stratum corneum impregnation, sweat duct obstruction, thus triggering prickly heat, the patient’s neck, chest, armpits and other parts of the small blisters or pimples will appear in the bulge, sweating, can stimulate the lesions, there is pain. 3. Folliculitis: when the weather is hot and sweaty, hair follicles are easily infected by pathogens and become inflamed, resulting in the patient’s head, face, neck, vulva and other parts of the hair follicles around the formation of red pimples, accompanied by redness, swelling, pain and other inflammatory reactions, and sweating to stimulate the affected area, which can aggravate the discomfort. In addition, there are other causes of summer sweating neck pain, it is recommended that the patient timely consultation, identify the cause of the disease, and follow the doctor’s instructions for treatment.