Hey I think u r suffering from dermatographia one type among eczema individuals. I need full detailed history about your life style, Uaa family history, occupation, and duration since wen u hav this problem ask Uaa family 1st
Next Steps
You need to go for special blood tests if u r done vd share it .
Haemogram, AEC count, IgE antibody test in the beginning
if needed u can even go for blood test which determines factor for which you are allergic later so that you can modify Uaa food accordingly..
Health Tips
Concentrate on foods. Find out which increases your symptoms.avoid and see result.
Boost immunity by medications after proper consultation.
Avoid curd, Palak, spinach, raddish, brinjal, fishes, too cold items,