Cool the burn under running water for at least 10 minutes, ideally 20 minutes. That single step, done immediately, is the most effective thing you can do to limit damage and reduce pain from a burn. Everything else, from dressing the wound to managing pain, builds on getting that cooling right first.
Cool the Burn With Running Water
As soon as you or someone nearby gets burned, hold the affected area under cool or lukewarm running tap water. The American Red Cross recommends a minimum of 10 minutes, with 20 minutes being ideal. This isn’t just about pain relief. Cooling slows the burn from spreading deeper into your skin tissue, which continues happening even after the heat source is gone.
A few important details: the water should be cool, not ice cold. Do not apply ice, ice packs, or frozen anything to the burn. Ice can worsen the injury by damaging already fragile skin cells. If you don’t have access to running water, a clean cool compress works as a backup, but running water is significantly better. Stop cooling after 40 minutes at the absolute most, because prolonged cooling can drop your body temperature to dangerous levels, especially in children or older adults.
While cooling, remove any clothing, jewelry, or accessories near the burn area before swelling starts. If fabric is stuck to the burn, leave it and let medical professionals handle it.
Skip the Home Remedies
Butter, toothpaste, coconut oil, egg whites: none of these belong on a burn. They trap heat against your skin, cause irritation, and make the injury worse. Cold water (as opposed to cool) carries similar risks and can deepen the damage. Stick with cool running water and nothing else during the initial response.
How to Tell if Your Burn Is Minor or Serious
Burns are classified by how deep they go into your skin. A superficial burn (traditionally called first-degree) affects only the outermost layer. Your skin turns red and hurts, similar to a mild sunburn, but there are no blisters. These generally heal on their own.
A partial-thickness burn (second-degree) goes deeper. You’ll see blisters, the skin looks shiny and moist, and the color may be darker or more uneven than a superficial burn. These are significantly more painful because the nerve endings in the deeper skin layer are exposed. Scarring is possible, and your skin tone in the area may look lighter or darker than your natural color even after healing. That pigment change can be permanent, though it often fades somewhat over time.
A full-thickness burn (third-degree) destroys all layers of skin and often damages the tissue underneath. The skin may look white, brown, or charred. Paradoxically, these burns sometimes hurt less at first because the nerve endings are destroyed. Full-thickness burns always require professional medical care.
Dressing a Minor Burn at Home
Once you’ve cooled the burn thoroughly and gently patted the area dry, the goal is to protect the wound and keep it slightly moist. A completely dry burn heals more slowly, and an overly wet one is prone to infection and skin breakdown.
Cover the burn with a non-stick bandage or a silicone-based wound contact layer, which won’t stick to the healing tissue when you change the dressing. Regular adhesive bandages or cotton gauze applied directly to the wound will bond to the raw surface and tear new skin cells away when removed. If non-stick dressings aren’t available, a thin layer of petroleum jelly under plain gauze works as a temporary solution. Change dressings daily or whenever they get wet or dirty.
Do not pop blisters. Intact blisters act as a natural sterile bandage, protecting the raw skin underneath from bacteria. If a blister breaks on its own, gently clean the area, apply a thin layer of antibiotic ointment, and cover it with a non-stick dressing.
Managing Pain
Over-the-counter pain relievers like ibuprofen or acetaminophen are effective for minor burn pain. Ibuprofen has the added benefit of reducing inflammation. Burns tend to hurt most in the first 48 to 72 hours, then gradually ease as the skin begins repairing itself. Keeping the burn covered and moist also reduces pain, since exposed nerve endings react to air movement and temperature changes.
Chemical and Electrical Burns Need Different Treatment
If the burn came from a chemical rather than heat, the priority is flushing the chemical off your body with large amounts of water. Remove contaminated clothing while rinsing. Call a poison control center (1-844-764-7669 in the U.S. and Canada) with the chemical container in hand so you can read the label to the staff. Some chemicals react with water, so having that label information matters.
If someone swallowed a chemical that could burn the throat or esophagus, call poison control immediately. Do not try to induce vomiting, because the chemical will cause damage a second time on the way back up.
Electrical burns are deceptive. The visible damage on the skin’s surface often looks minor, but electricity travels through the body and can injure muscles, nerves, blood vessels, and organs along the way. All high-voltage electrical injuries and lightning strikes require emergency medical evaluation. Even low-voltage electrical burns should get a medical consultation, because symptoms like vision problems and nerve damage can appear days later.
Burns That Need Medical Attention
Not every burn can be treated at home. Seek professional care if the burn:
- Covers a large area. Partial-thickness burns larger than about 10% of the body’s surface (roughly the area of one arm, or the chest) need a burn center.
- Is on the face, hands, feet, genitals, or over a joint. These locations carry higher risks of complications, scarring, and loss of function.
- Goes through the full thickness of skin. If the skin is white, waxy, leathery, or charred, that’s a full-thickness burn.
- Shows signs of infection. Increasing redness spreading beyond the burn edge, swelling, warmth, pus, or fever all point to infection.
- Involves smoke inhalation. Facial burns, singed eyebrows or nasal hair, or exposure to heavy smoke all warrant evaluation for airway injury.
- Happened to a child. Children under 14, or those weighing under about 65 pounds, benefit from burn center referral even for moderate burns, because pain management, dressing changes, and rehabilitation are more complex in younger patients.
Check Your Tetanus Status
Burns are classified as dirty wounds for tetanus purposes. If your last tetanus booster was more than five years ago, or if you’re unsure of your vaccination history, you likely need one after any significant burn. This is especially important for deeper burns or those contaminated with dirt or debris. Your doctor or urgent care provider can check your records and administer a booster during the same visit where they evaluate the burn.