In the world today there is not a way to prevent a person with psoriasis. However, there are several ways to improve their symptoms and help to reduces the factors that could case an infection to occur.
 
Below are some tips that a person that is suffering from psoriasis might find useful to avoid an infection during a flare up:

- Try to moisturize your skin all the time.

- Avoid dry, cold climates. The cold weather tends to make the symptoms even worse. Humid, hot weather including the sunshine has been known to help improve psoriasis symptoms.

- Try not to pick and scratch at your skin.

- Try to avoid getting scrapes, cuts, and other skin injuries, this could cause infection if left untreated.

- Avoid anxiety and stress. Stress can cause your psoriasis to begin to flare up.

- When cutting your nails, try not to clip your skin.

- Avoid those certain medications that might trigger your condition.

- Limit your alcohol intake.

- Kick the habit of smoking.

These are just a few tips that you will want to try to partake in, to avoid your skin from becoming infected.