Dermatology Basics·
Does Poison Ivy Rash Spread from Scratching or Contact
The rash spreads from dirty nails and contaminated objects, not from scratching itself.
Staff Writer
Sofia Underwood
Sofia Underwood covers dermatology basics, skin types and ai-powered skin analysis for Skin Comparisons.
Skin Types·
Customizing Sun Protection by Skin Type and Activity
AI-Powered Skin Analysis·
DermaSensor Device Accuracy and Clinical Use
Skin Symptom Tracking·
Seasonal Patterns in Skin Condition Flares
Skin Types·
Personalized Skincare Routines Based on Skin Concern
More from Sofia Underwood
Showing 1–12 of 12
Skin Types·
Pore-Clogging Ingredients in Skincare Products
Some skincare ingredients block pores the same way your skin's own biology does.
When to See a Doctor·
Skin Cancer Mortality and Survival Rate Realities
Melanoma mortality spikes at advanced stages, but immunotherapy has transformed late-stage survival.
AI-Powered Skin Analysis·
Privacy and Data Security in Skin Analysis Apps
Users uploading facial scans unknowingly surrender biometric data beyond the app's stated purpose.
Skin Conditions·
Identifying Fungal Skin Infections by Appearance
Two broad categories of fungi create distinctly different visual patterns on skin.
Dermatology Basics·
Hypodermis Function and Its Role in Skin Health
How the deepest skin layer drives aging from beneath the surface.
Dermatology Basics·
Epidermis Layers and Their Protective Roles
The deepest skin layer generates new cells, produces melanin for UV protection, and detects touch.
Dermatology Basics·
Stratum Corneum Function and Skin Barrier Health
Balanced lipid ratios, not single ceramides, restore skin's barrier structure.