Skin conditions A–Z

Acanthosis nigricans

Part of: Melasma & pigmentation

• Dark Underarms and Inner Thighs: Harmless Friction or a Signal From Your Body?

Acne

Part of: Acne

• Acne Types and How Each One Is Treated
• Acne: The Complete Guide, from First Breakout to Scars
• Acne Scars: Choose the Treatment by Scar Type
• Active Acne: Treatment by Breakout Type
• Dark and Red Marks After Acne: Pigment or Scar, and How to Fade Them Faster
• Hormonal Acne in Women: Signs and Treatment

Acne scars

Part of: Acne

• Acne Types and How Each One Is Treated
• 5 Skincare Essentials Dr. Yousef Actually Uses as a Dermatologist — and the Sixth Is the Most Powerful
• Acne: The Complete Guide, from First Breakout to Scars
• Acne Scars: Choose the Treatment by Scar Type
• Isotretinoin: Who It Suits and Its Side Effects
• Fractional Laser for Scars and Wrinkles

Actinic keratosis

Part of: Skin cancer & dermatologic surgery

• Actinic Keratosis: Why We Treat It and How

Alopecia areata

Part of: Hair & scalp

• Hair Loss in Women: Identify the Cause Before Treatment
• Hair Loss: What to Do Before Buying Any Treatment
• Hair Shedding or Pattern Hair Loss? How to Tell Which One You Have and How It's Treated
• Alopecia Areata: Does Hair Grow Back, and What Are the Treatments?

Androgenetic alopecia

Part of: Hair & scalp

• Hair Loss in Women: Identify the Cause Before Treatment
• Hair Loss: What to Do Before Buying Any Treatment
• Hair Shedding or Pattern Hair Loss? How to Tell Which One You Have and How It's Treated
• Male Pattern Hair Loss: Minoxidil, Finasteride and When Results Show
• PRP for Hair Loss: Does It Help, and for Whom?

Atopic dermatitis

Part of: Skincare

• Atopic Eczema: Causes, Symptoms and Treatment
• Contact Dermatitis and Patch Testing: How to Find What's Causing Your Rash

Basal cell carcinoma

Part of: Skin cancer & dermatologic surgery

• Basal vs Squamous Cell Carcinoma: How They Differ and What Comes Next
• 6 Skin and Hair Facts Worth Knowing — Small Details That Matter

Contact dermatitis

Part of: Skincare

• Contact Dermatitis and Patch Testing: How to Find What's Causing Your Rash

Corns and calluses

• Home Corn Treatment Guide: How to Use Salicylic Acid Correctly

Hidradenitis suppurativa

• Hidradenitis Suppurativa (HS): More Than Recurring Boils

Hyperhidrosis

Part of: Botox

• Hyperhidrosis: Causes and Treatment from Antiperspirants to Botox
• 6 Skin and Hair Facts Worth Knowing — Small Details That Matter

Insect bites and stings

Part of: Skincare

• Insect Bites Can Leave Marks or Scars — Know What Bit You and What to Do Next

Melanoma

Part of: Skin cancer & dermatologic surgery

• Skin Cancer Warning Signs: The ABCDE Rule and When to Get Checked
• 6 Skin and Hair Facts Worth Knowing — Small Details That Matter

Melasma

Part of: Melasma & pigmentation

• Hydroquinone for Pigmentation and Melasma: How to Use It Safely
• Tinted Mineral Sunscreen as a Foundation of Melasma and Pigmentation Care
• Pigmentation and Melasma: How to Treat Them Without Making Them Worse
• Azelaic Acid: What It Actually Treats, and When It Is Not Enough
• 6 Sunscreens Actually Worth Buying, by Skin Type and Concern
• 6 Skin and Hair Facts Worth Knowing — Small Details That Matter

Moles

Part of: Skin cancer & dermatologic surgery

• Skin Cancer Warning Signs: The ABCDE Rule and When to Get Checked
• Mole Checks and Biopsy: When to Worry and What the Result Means

Photoaging

• Actinic Keratosis: Why We Treat It and How
• 5 Skincare Essentials Dr. Yousef Actually Uses as a Dermatologist — and the Sixth Is the Most Powerful

Post-inflammatory hyperpigmentation

Part of: Melasma & pigmentation

• Azelaic Acid: What It Actually Treats, and When It Is Not Enough
• Hydroquinone for Pigmentation and Melasma: How to Use It Safely
• Dark Underarms and Inner Thighs: Harmless Friction or a Signal From Your Body?
• Insect Bites Can Leave Marks or Scars — Know What Bit You and What to Do Next
• Pigmentation and Melasma: How to Treat Them Without Making Them Worse
• Dark and Red Marks After Acne: Pigment or Scar, and How to Fade Them Faster

Psoriasis

• Psoriasis: Types, Symptoms and How Treatment Is Chosen

Rosacea

Part of: Skincare

• Rosacea: Redness, Bumps, Visible Vessels and Treatment
• Azelaic Acid: What It Actually Treats, and When It Is Not Enough
• 6 Sunscreens Actually Worth Buying, by Skin Type and Concern

Seborrheic dermatitis

Part of: Hair & scalp

• Dandruff and Seborrheic Dermatitis: Causes and Treatment

Squamous cell carcinoma

Part of: Skin cancer & dermatologic surgery

• Basal vs Squamous Cell Carcinoma: How They Differ and What Comes Next

Telogen effluvium

Part of: Hair & scalp

• Hair Loss in Women: Identify the Cause Before Treatment
• Hair Loss: What to Do Before Buying Any Treatment
• Hair Shedding or Pattern Hair Loss? How to Tell Which One You Have and How It's Treated

Urticaria

• Hives (Urticaria): Causes, Treatment and When It Is an Emergency