Psoriatic arthritis happens when your immune system mistakenly attacks healthy cells in your body. (About 1.5 million 2 people in America have psoriatic arthritis.) If you are trying to determine ...

Itchy feet may be due to dry, irritated skin and conditions such as athlete’s foot, eczema, psoriasis, diabetic neuropathy, and chronic kidney and liver disease. Pregnancy and certain cancers can also ...