An increase in the amount of moisture in the air may also provide some relief, because dry skin can make psoriasis symptoms worse.

Biologic drugs work by targeting the harmful attacks from the immune system that cause psoriasis symptoms.

Yet while psoriasis symptoms may be on the skin, psoriasis is no superficial condition.

It can also help you communicate better with the doctor and might reduce your psoriasis symptoms.

Eating a healthy diet may reduce psoriasis symptoms.

PUVA treatment usually is done for weeks before the psoriasis symptoms go away.

Some studies suggest psoriasis symptoms can be relieved by changes in diet and lifestyle.

Some, including beta-blockers and lithium, have been found to make psoriasis symptoms worse.

"As far as a treatment of psoriasis symptoms, this is really promising," Zwickey says.

It is also important to avoid those things that can cause psoriasis symptoms to flare up or make the condition worse.