Alternatively, you can request a copy of your security clearance investigation status through a Freedom of Information Act (FOIA) request through your sponsoring agency. For the majority of clearance holders, a privacy act request through the Defense Manpower Data Center provides the necessary information. Once youâve obtained your security clearance status, be sure to update your Cleared Network profile with your expiration date and other details.
Having other health problems, such as heart failure or an abnormal heartbeat (arrhythmia) may also trigger a flare-up. In some cases, the cause is not known. Here's what happens during an attack: 1  Your lungs may suddenly produce more mucus.2  Or the airways of your lungs (bronchial tubes) may suddenly get narrower. 3  These two things reduce the airflow in your lungs. 4  And that makes it harder to breathe and makes your coughing worse. Your lungs may suddenly produce more mucus. 2  Or the airways of your lungs (bronchial tubes) may suddenly get narrower. 3  These two things reduce the airflow in your lungs. 4  And that makes it harder to breathe and makes your coughing worse.
When an artery becomes blocked due to an accumulation of plaque or a blood clot, the flow of blood through the heart muscle is interrupted, starving the muscle of oxygen and nutrients. The damage or death of part of the heart muscle that occurs as a result is called a heart attack (myocardial infarction). Watch what happens during a heart attack. If you suspect youâre having a heart attack. Pain or pressure in the chest is the most common symptom of a heart attack. However, pain or discomfort in the arms, back, neck or jaw can also be a sign â and so can shortness of breath, nausea or light-headedness.