Red bumps on palms and feet may be eczema, tinea pedis, palmoplantar pustulosis, herpes sweat, etc. 1. Eczema: it occurs in the hands, feet, forearms and other exposed parts, manifested as dry dark red spots, accompanied by intense itching, scratching the formation of vesicles and obvious pulp oozing. 2. Tinea pedis: caused by fungal infection, the lesions are pinpoint-sized deep blisters with thick and shiny walls, which can be fused to form multi-housed blisters, with obvious itching and surrounded by a red halo. 3. palmoplantar pustulosis: related to genetic and environmental factors, can be manifested as palms and soles of the hands and feet appear red spots and small pustules, surrounded by a red halo, to be pustules dry up after the dark red rash will be left, there will also be the palms of the palms of the feet appear red bumps. 4. Sweat herpes: a blistering disease that occurs symmetrically on the hands or feet, surrounded by a red halo, also manifested as red bumps on the palms and feet, accompanied by itching and flaking. There may be other reasons for the appearance of the above situation, the patient should go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease and then give targeted treatment.