You can determine whether you are herpes sweat or tinea versicolor from the skin lesion performance, conscious symptoms, laboratory tests and other aspects. 1. skin lesion performance: herpes sweat more symmetrically occurs in the palm of the hand, fingers palm side, also rare in the foot metatarsal, toes; tinea versicolor at the beginning of more unilateral onset, can be extended to the opposite side of the day, and tinea versicolor is often secondary to tinea versicolor. (1) Herpes sweat manifested as small blisters deep in the epidermis, clustered or scattered symmetrical distribution, normal skin color, after drying up, it is point-like desquamation, revealing thin and tender red newborn epithelium, when serious, the whole palm of the hand is diffuse desquamation, often accompanied by sweaty hands and feet. (2) tinea pedis starts with small blisters, followed by flaking and drying, and over time the skin becomes hypertrophic, rough, flaky and cracked, which is divided into blistering, keratinized and desquamated, and vesicular, in which the lesions of the blistering stage are most similar to those of herpes perspiration, and it is necessary to combine the changes in lesions, self-awareness of symptoms, and laboratory tests to make a comprehensive judgment. 2. Conscious symptoms: sweat herpes peeling often feel pain, or have a slight burning and itching sensation; tinea versicolor blisters when itching, dry crack pain. 3. Laboratory tests: if tinea pedis, fungal microscopy or culture is positive; if herpes sweat, the test is negative. If there is any related herpes sweat or tinea cruris, it is recommended to consult a doctor in time to clarify the disease under the guidance of the doctor and carry out targeted treatment or therapy.