Should i break a sunburn blister?

No, creates a portal: For infection. Keep sunburn cool w moist cool/cold compresses. Avoid alcohol containing products. Break off pieces of aloe vera plant ; apply sap to skin. Consider non-steroidal anti-inflammatory meds to reduce pain. Don’t yank off peeling skin or burst blisters. Seek med care for severe pain, fever, lack of improvement of sxs w/i several days or if a large surface area is blistered. Drink h2o.