What Increases Your Risk
Many doctors believe that
psoriasis may be passed down from parents to their
children (inherited). This is because certain
genes are found in families who are affected by psoriasis.2 About one-third of people who have
psoriasis have one or more family members with the condition.1
Other factors that can contribute to the
development of psoriasis include:
- Emotional or physical stress. Stress may cause psoriasis to
appear suddenly or make symptoms worse (although this has not been proved in
- Infection. Infections such as
strep throat can cause psoriasis to appear suddenly,
especially in children.
- Skin injuries. An injury to the skin can
cause psoriasis patches to form anywhere on the body, including the site of the
injury. This includes injuries to your nails or nearby skin while trimming your
Smoking may make you more likely to get psoriasis and make the symptoms more
Adam Husney, MD - Family Medicine
Amy McMichael, MD - Dermatology
January 9, 2012
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