Skin diseases are incredibly diverse, affecting people of all ages. They range from minor irritations to severe, life-altering conditions. Here's a general overview:Categories of Skin Diseases:Infections:Bacterial (e.g., cellulitis, impetigo)Fungal (e.g., ringworm, athlete's foot)Viral (e.g., warts, herpes)Parasitic (e.g., scabies)Inflammatory Conditions:Eczema (atopic dermatitis)PsoriasisRosaceaDermatitis (contact, seborrheic)LupusAllergic Reactions:Hives (urticaria)Contact dermatitisGenetic Disorders:Epidermolysis bullosaIchthyosisSkin Cancer:Basal cell carcinomaSquamous cell carcinomaMelanomaOther Conditions:AcneVitiligoWartsMolesCommon Symptoms:RashesItchingRednessDrynessScalingBlistersLumps or bumpsChanges in skin colorCauses:GeneticsImmune system dysfunctionEnvironmental factors (e.g., allergens, sun exposure)InfectionsLifestyle factorsDiagnosis:Visual examinationSkin biopsyAllergy testing