When should I see a dermatologist?
Learn which persistent skin concerns and changing moles warrant professional assessment, and what information to bring to a dermatology appointment.
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2,030 questions in the library
Skin and hair
Understand symptoms, tests, treatments and everyday health. Explore detailed answers with references and practical next steps.
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83 resultsCan an abscess go away on its own?
Some skin abscesses may resolve on their own, but others need assessment and treatment. Learn the warning signs and when to seek care.
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Can acne scars be completely removed?
Explore acne scar improvement, prevention of new scars, skin care, and how a dermatologist selects treatment without promising complete removal.
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Is athlete's foot contagious? And what are the methods of prevention and treatment?
Athlete's foot is a common, contagious fungal infection spread by direct contact. Learn about its symptoms, effective prevention methods, and treatment.
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Is Behçet's syndrome a hereditary disease passed from parents to children?
Learn about the reality of heredity in Behçet's syndrome, the role of genes and environmental factors, and when symptoms require urgent medical intervention.
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Can birthmarks disappear on their own?
This article explains when birthmarks may fade naturally, which types require medical evaluation, and important signs to monitor for your skin health.
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Should I pop a skin blister?
Thinking about popping a skin blister? Learn about the risks, when it might be safe, and infection signs that require immediate medical attention.
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What is the main difference between body lice and head lice?
Understand the key differences between body lice and head lice, including habitat, transmission, symptoms, and the standard treatment options for each.
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Is cosmetic Botox safe for wrinkle reduction?
Learn about the safety of cosmetic Botox for wrinkle reduction, common side effects, and eligibility. Trusted information for proper preparation.
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What is cellulitis? And when does skin redness require emergency medical care?
Learn about cellulitis, its bacterial causes, and identify critical warning signs that require immediate emergency care to avoid health complications.
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What are cold sores?
Learn about cold sores, their causes stemming from the herpes simplex virus, and how to distinguish them from other types of oral ulcers.
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What is the main difference between a corn and a callus?
Learn the main differences between corns and calluses, their causes, and the available prevention and treatment methods for skin thickening.
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What are dandruff and cradle cap (seborrheic dermatitis)?
Learn about dandruff and cradle cap (seborrheic dermatitis), their causes, and how to manage them at home or by visiting a doctor.
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Is chronic hand eczema a contagious disease that can be transmitted from person to person?
Chronic hand eczema is not contagious and cannot be spread through touch. Learn about the condition, its causes, symptoms, treatment, and prevention.
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How does a doctor determine if a skin rash is caused by a fungal infection?
Learn the steps doctors take to diagnose a skin rash, from clinical examination to precise laboratory tests, to confirm if it is a fungal infection.
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Is it possible to prevent hereditary hair loss?
Explore the possibility of preventing hereditary hair loss and the factors involved. Learn the facts about early intervention and maintaining hair density.
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Can chemical hair dyes cause hair loss?
Learn the truth about how chemical dyes affect hair structure, the difference between damage and hair loss, and safety tips to avoid harmful ingredients.
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Is hidradenitis suppurativa contagious?
Hidradenitis suppurativa is a chronic, non-contagious skin disease. It cannot spread from person to person. Learn about its causes, symptoms, and management.
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What is the difference between acute urticaria and chronic urticaria?
Learn the key differences between acute and chronic urticaria, their causes, how to distinguish between them, and when the condition requires emergency care.
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Is impetigo contagious? And what are the ways to prevent its spread?
Impetigo is a contagious skin infection that spreads easily. Learn about how it transmits, effective prevention measures, and when to see a doctor.
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Is itchy skin always serious and a cause for concern?
Most itchy skin cases are minor, but some indicate underlying health issues. Learn when to be concerned about itching and how to manage it.
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What is the ABCDE rule for examining suspicious moles to detect melanoma?
Discover how the ABCDE rule helps monitor moles and detect melanoma early. Learn about warning signs and the importance of regular medical exams.
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Do all moles turn into skin cancer?
Not all moles turn into skin cancer. Learn about common and atypical moles, the ABCDE rule for early detection, and when to see a doctor for your skin health.
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Can vertical lines on fingernails be a sign of a serious medical condition?
Learn about the causes of vertical lines on nails, when they are normal, and when they may indicate underlying health conditions requiring medical consultation.
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This library provides general health education. Your clinician can advise on your symptoms and treatment. Seek urgent care for severe or rapidly worsening symptoms.