1. Keep your skin moist.

  2. Avoid cold, dry climates.

  3. Avoid scratching and picking skin, and avoid skin injuries (cuts or scrapes).

  4. Avoid stress and anxiety. Stress may cause psoriasis to flare up.

  5. Avoid infections such as strep throat that can cause one type of psoriasis (called guttate psoriasis) to appear suddenly, especially in children.