What Are Chilblains? Cold-Related Skin Symptoms, Causes & Treatment Options Chilblains are inflamed, itchy, painful, or swollen skin patches that appear after exposure to cold, especially cold and damp conditions. They are not the same as frostbite, and they

What Is Chafing? Skin Friction Rash, Causes & Treatment Options Chafing is skin irritation caused by repeated rubbing, usually from skin touching skin, clothing, shoes, sports gear, or trapped moisture that weakens the skin barrier. It is usually friction-related,

What Is Cellulitis? Skin Infection Symptoms, Causes & Treatment Options Cellulitis is a bacterial infection that spreads through deeper layers of the skin and the tissue underneath, often causing warmth, pain, swelling, tenderness, and spreading color change. It is

What Are Café-au-Lait Spots? Skin Color Patches, Causes & Diagnosis Café-au-lait spots are flat light-brown to dark-brown skin patches that are often present at birth or become visible in early childhood. One or a few spots are often benign,

What Is Bullous Pemphigoid? Blistering Skin Disease, Causes & Treatment Options Bullous pemphigoid is an autoimmune blistering disease that can cause intense itching, rash, and large tense fluid-filled blisters. It is not contagious, and it should not be treated

What Is Bullous Impetigo? Blistering Skin Infection, Spread & Treatment Options Bullous impetigo is a contagious bacterial skin infection that causes fragile fluid-filled blisters, usually because toxin-producing Staphylococcus aureus affects the top layers of the skin. It should not