1 The pain may spread to the arm, shoulder, jaw, or back.  A tear in the wall of the aorta, the large blood vessel that takes blood from the heart to the rest of the body (aortic dissection) causes sudden, severe pain in the chest and upper back.
https://medlineplus.gov/ency/article/003079.htm
These symptoms should improve soon after you begin taking antibiotics. If you are feeling ill, have a low-grade fever, or some pain in your lower back, these symptoms will take 1 to 2 days to improve, and up to 1 week to go away completely. You will be given antibiotics to be taken by mouth at home. You may need to take antibiotics for only 3 days, or for up to 7 to 14 days.
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Make sure your provider knows if you could be pregnant before starting the antibiotics. Your provider may also give you a drug to relieve the burning pain and urgent need to urinate. 1  Your urine will have an orange or red color to it when you are taking this drug.  You will still need to take antibiotics.
https://medlineplus.gov/ency/patientinstructions/000391.htm
Look for the signs of a first-degree burn. A first-degree burn is usually a thermal burn caused by contact with a hot object or environment. It may result from sun exposure (sunburn), oil splatter from a hot pan, or accidentally touching a hot oven rack. A first-degree burn is painful, and will leave a deep red color on the top layer of skin (epidermis).
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Soak thermal burns in cold water. Remember that thermal burns are caused by heat, not chemicals — whether from the sun, steam, or a hot object. The first order of business in a first or superficial second-degree thermal burn is to lower the skin temperature at the burn site.
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Urinary tract infection in women - self-care. Most urinary tract infections (UTIs) are caused by bacteria that enter the urethra and travel to the bladder. This can lead to infection. Most often the infection occurs in the bladder itself. At times, the infection can spread to the kidneys.
https://medlineplus.gov/ency/patientinstructions/000391.htm
Some causes are not dangerous to your health, while other causes are serious and, in some cases, life-threatening. Any organ or tissue in your chest can be the source of pain, including your heart, lungs, esophagus, muscles, ribs, tendons, or nerves.
https://medlineplus.gov/ency/article/003079.htm
1 Pneumonia causes a sharp chest pain that often gets worse when you take a deep breath or cough.  Swelling of the lining around the lung (pleurisy) can cause chest pain that usually feels sharp, and often gets worse when you take a deep breath or cough.
https://medlineplus.gov/ency/article/003079.htm
Take an over-the-counter pain reliever. You can relieve some of the pain from a minor burn by taking an over-the-counter pain reliever. An oral NSAID (nonsteroidal anti-inflammatory drug) such as ibuprofen or naproxen will help relieve pain and inflammation from the burn.
http://www.wikihow.com/Take-the-Sting-out-of-a-Burn
Four Parts:Determining the Severity of the BurnSoaking or Rinsing the BurnsMinimizing the Pain with MedicationTaking the Sting Away with Natural RemediesCommunity Q&A. There are many ways to get a burn, from touching a hot pan or laying out in the sun to splashing yourself with a chemical.
http://www.wikihow.com/Take-the-Sting-out-of-a-Burn
what takes away burn pain
Ibuprofen or naproxen takes away burn pain.  