Medically reviewed by David Ozeri, MD Psoriatic arthritis (PsA) develops in four stages: the preclinical stage, where those ...

You can apply sunscreen to psoriasis plaques to prevent sunburn, but, if the plaques from psoriasis are inflamed or cracked ...

Symptoms of nail psoriasis often appear after an injury in the affected area. It is possible to overlook a small injury, such as a cut or bruised toe because people sometimes cram their feet into ...

We’ll discuss the distinct traits of psoriatic arthritis in Black patients, and the various environmental and genetic factors ...

Medically reviewed by Adam H. Kaplan, DPM Toe pain can happen for a few different reasons. It might be from temporary ...

The skin disease (psoriasis) usually shows up first. Psoriatic arthritis can swell the fingers and toes. People who have it often have fingernails that are pitted or discolored. In some people ...

Having a lot of friction to the bottom of your feet, that can be causing the psoriasis to become more active in those areas. Phototherapy also calms the immune system by delivering UVA and ...