Understanding and Managing Blisters

What Are Blisters?

Blisters are fluid-filled sacs that form between layers of skin. They serve as your body's natural protective mechanism against friction, burns, or other types of skin damage.

Common Causes

• Friction: Repeated rubbing from shoes or tools
• Burns: Including thermal, chemical, or sunburns
• Medical Conditions:
  • Contact dermatitis
  • Chickenpox
  • Herpes simplex
  • Impetigo

Types of Blisters

1. Friction Blisters

   • Most common type
   • Clear fluid-filled
   • Usually on feet and hands

2. Blood Blisters

   • Contain blood
   • Result from pinching or crushing

3. Heat Blisters

   • From burns or scalds
   • Require careful monitoring

Treatment Guidelines

When to Leave Them Alone

• Small, unbroken blisters
• Blisters in areas with minimal pressure
• Non-painful blisters

When to Seek Medical Care

• Large or painful blisters
• Signs of infection
• Blisters from severe burns
• Blisters with no apparent cause

Prevention Tips

1. Wear properly fitting shoes
2. Use protective gloves for manual work
3. Apply sunscreen and avoid prolonged sun exposure
4. Keep skin moisturized

Home Care Instructions

1. Clean the area gently
2. Apply antibiotic ointment if needed
3. Cover with sterile bandage
4. Change dressing daily

Warning Signs

• Redness spreading beyond the blister
• Warm or hot skin around the blister
• Pus drainage
• Fever

Contact your healthcare provider if you notice any of these warning signs.