Skin Care Myths Debunked

Introduction

• Importance of skin care
• Common misconceptions about skin

Myth 1: Healthy Skin is Flawless

• Skin is a complex, living organ
• Epidermis: Outer layer
  • Contains keratinocytes, melanocytes, Langerhans cells
  • Functions: barrier to water/microbes, vitamin D synthesis
• Dermis: Inner layer
  • Contains collagen, blood vessels, hair follicles, glands, sensory receptors
  • Functions: temperature regulation, sensation

Myth 2: Sunscreen Only on Sunny Days

• UV Rays: Damage DNA
  • UVA Rays: Penetrate dermis, cause aging
  • UVB Rays: Affect epidermis, cause sunburn
• Sunscreen: Necessary even on cloudy days
  • SPF 30, broad spectrum for UVA & UVB protection

Myth 3: Dark Skin Doesn't Need Sunscreen

• Melanin Types:
  • Eumelanin: Brown tones, more protective
  • Pheomelanin: Lighter skin, freckles
• Racism in Medicine:
  • Higher skin cancer diagnosis at advanced stages in Black & Hispanic patients
  • Need for better messaging and early screenings

Myth 4: You Can Shrink Pores

• Pores: Tiny openings, ducts for sweat & oil
• Determined by genetics: Can't shrink
  • Can expand with irritation
• Care: Use noncomedogenic products

Myth 5: Chocolate Causes Acne

• Acne: Inflammation from clogged hair follicles
• Factors: Hormones, genetics
• Studies: Inconclusive on chocolate's effect
  • Healthiest diet overall benefits skin

Conclusion

• Treat skin well: Wear sunscreen, check moles, regular dermatologist visits
• Ignore debunked myths