A deeper look at psoriasis: There are ways to shorten flare-ups and, in some people, prevent them from recurring.

The article looks at some important issues to put in mind when it comes to psoriasis, including appearance, location, prevention, and treatment. Assistant dermatology professor Dr. Gideon Smith said psoriasis is among the most common skin conditions that affect 2 percent of the U.S. population. Plaque psoriasis is marked by patches on the trunk and limbs. A 2017 study in the "American Journal of Clinical Dermatology" found that severe psoriasis strikes more men than women.