Technically speaking this is a defensive reaction. When we come in contact with something harmful, immune system goes into action and causes this. It attacks good healthy cells as well. This often causes this inflammation of cells. Rashes can be caused by plenty of reasons.

Symptoms which are caused by an external factor may take a comparatively long or short time to appear. If a mild irritant, time will be in excess or it may take repeated usage to cause anything (for example a soap). If a strong one, reaction may be apparent immediately. Often make up materials and Jewellery creates effects much later.

There are two kinds of substances that cause irritation- Irritants and Allegans. The former kind of substance damages the skin. It affects its outer layer and causes redness or itchiness. Examples include soaps, detergents, oils, cement etc. Certain occupations also are more prone to the disease like farming, cosmetician, cleaner, machine operators etc. While the latter, Allegans, cause the skin to have a reaction.

First obvious step is to stop scratching. Scratching, the tempting act will increase the irritation and swelling. Anti histamines are best medicines for rashes but of course only under prescription. Also creams abound for this disease.

Skin diseases are often themselves symptoms! They could be the pre cursors to something far more nefarious or the reaction to something much more harmful. Take an allergy test and confirm the problem and the solution today!