AA is generally the abbreviation for Associate of Arts degree. This is the degree given by many two-year colleges, often called Community Colleges (which used to be called Junior Colleges). Some also award the AS-- Associate in Science degree. Typically, an Associate's degree is the equivalent of a year, or in some cases a year and a half, of courses at a four-year college, and there are many students who transfer their Associate's degree credits so that they can complete a four-year degree.
Although it may seem difficult, lowering your breathing speed will help to lower your heart rate. Take a breath for 5-8 seconds, hold it for 3-5 seconds, and then exhale slowly for a count of 5-8 seconds.
A slow heart rate is a condition known as bradycardia. A normal heart rate falls in the range of 60 to 100 beats per minute. According to the Mayo Clinic, a person with a slow rate, or bradycardia, has a heart that beats fewer than 60 times per minute. For some people, there are no problems with the slow heart rate.But bradycardia can cause insufficient levels of blood to reach cells that need the oxygen found in blood.eart tissue can be a cause of a slow heart rate. An infection of heart tissue, damage to heart tissue, and deterioration of heart tissue due to aging can all result in a slow heart rate. Inflammatory diseases can cause slow heat rates as well as sleep apnea.