Shaving has a number of effects which include razor burns. The effects can be reduce by using a blade that is fresh, using enough lubrication and using the razor properly. Razor burns are usually as a result of skin irritation caused by using improper shaving techniques and a blade that is blunt. The burn looks like a rash that is mild usually 4 minutes after shaving. Depending on how severe it is, it may appear after a few days or a few hours. The razor burn can come with razor bumps. Razor bumps are cases where the area around the shaved hairs swells slightly or becomes infected. Rashes are usually as a result of insufficient lubrication. Razor burns are common especially among those that like shaving hair that is coarse on sensitive skin. Areas with sensitive skin include areas such as the pubic area, the chest, under arm and bikini line.
When you shave close top the skin with a blade that is blunt or shaving too quickly and roughly, you are likely to suffer from razor burns. There are a variety of ways that can be use to prevent razor burns however.