Can severe sunburn to chest and underarm cause nerve damage and pain?

How much blood from the rectum is ok? Is there any way to prevent painful bowel movements after eating spicy foods other than the obvious method of not consuming said spicy food because I want to eat said spicy food? Took three regular test all had faint lines took a digital test it said not pregnant what does this mean? Bipolar neuron are commonly? How do you catch an HIV? How is the vena cava different in the rat compared to most other mammals? How is the patient prepared for kidney dialysis? What is the risk of heart attack from an LDL of 186? What is the rationale for the right side position after liver biopsy? What is the muscular movement involving the walls of the digestive tract that serve to mix materials and move them along the tract? Can high lipids cause chest pains? How does NSAID or aspirin cause peptic ulcer? Can heavy blood loss cause heart damage? What colour is hummingbird's blood? Do planaria have immune systems? What structures are found in E. coli? Can any doctor treat chickenpox? What is pdw mean in blood work? What cause infiltration rate slow? Is the T2 phage virus polyhedral or helical?