What Is Skin Cancer? Warning Signs, Risk Factors & Treatment Options Skin cancer develops when abnormal skin cells acquire changes that allow them to grow without normal control and form a malignant lesion. The three major types readers need

What Is Skin Allergy? Rash Symptoms, Triggers & Treatment Options “Skin allergy” is a broad term for immune-related skin reactions rather than one specific disease. The main patterns include delayed allergic contact dermatitis, transient hives or urticaria, and deeper

What Is a Skin Abscess? Pus-Filled Skin Infection, Causes & Treatment Options A skin abscess is a localized pocket of pus that forms within the skin or deeper soft tissue and usually creates a painful, swollen, warm and tender

What Is Shingles? Painful Skin Rash, Causes & Treatment Options Shingles, or herpes zoster, occurs when varicella-zoster virus (VZV) that remained dormant after an earlier chickenpox infection reactivates in sensory nerve tissue. The reactivated virus can inflame a nerve

What Is Seborrheic Keratosis? Benign Skin Growth, Causes & Removal Options Seborrheic keratosis is a common benign epidermal growth that often appears as a sharply defined, waxy, rough or “stuck-on” spot and becomes increasingly common during adulthood. Individual lesions

What Is Seborrheic Dermatitis? Flaky Skin Rash, Causes & Treatment Options Seborrheic dermatitis is a chronic inflammatory skin condition that causes recurrent flaking, scaling and irritation in oil-rich areas such as the scalp, eyebrows, sides of the nose, ears