Sun blisters usually last between a few days and week.
Sun blisters can usually be treated at home.
As such, they can be highly painful.

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Without protection, your symptoms may be more severe.
First-degree (superficial) burnsare typically mild and only affect the epidermis.
Symptoms include:
Second-degree burnsaffect the epidermis and dermis.
Common symptoms include:
Third-degree burns,which are the most severe, destroy the epidermis and dermis.
In some cases, they may also damage bones, muscles, and tendons.
Symptoms can include:
Skin infections are another complication to watch for.
They can appear in a few short hours after exposure or take up to 24 hours to develop.
Symptoms of second-degree sunburn include the formation of blisters, deep redness, and severe pain.
Get out of the sun at the first signs of redness.
Skin Cancer Foundation.Sunburn & your skin.
UPMC Health Beat.How to treat sun blisters.
Burn and Reconstructive Centers of America.How long does sunburn last?
What to know about the short and long-term effects of sunburn.
Johns Hopkins Medicine.Burns and wounds.
Northwestern Medicine.Quick dose: When should I see a physician for sunburn?
University of Pittsburgh Medical Center.Sun poisoning dangers: symptoms, treatment, and prevention.
TeensHealth.I got blisters from a sunburn.
What should I do?
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