Other causes. Chest pain can also be caused by: Panic attack. If you have periods of intense fear accompanied by chest pain, rapid heartbeat, rapid breathing, profuse sweating, shortness of breath, nausea, dizziness and a fear of dying, you may be experiencing a panic attack.
Serum phosphorus is measured in milligrams of phosphorus per deciliter of blood (mg/dL). A normal range is generally 2.4 to 4.1 mg/dL. The normal range varies slightly depending on your age. Itâs natural for children to have higher phosphorus levels because they need more of this mineral to help their bones develop.
Dairy foods, cereal products, meat, and fish are particularly rich sources of phosphorus (7) . Phosphorus is also a component of many food additives that are used in food processing and is present in cola soft drinks as phosphoric acid (8) . The recommended dietary allowance (RDA), 700 mg/day of phosphorus for healthy adults, is meant to sustain serum phosphorus concentrations within the physiologic range of 2.5 to 4.5 mg/dL. (More information). 2  Phosphorus is found in most food sources and is a component of many commonly used food additives.