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 resting heart rate lower than 60 could also be the result of taking certain medications. Many medications people take especially medication for blood pressure, such as the beta blockers, will lower your heart rate, Bauman said. If coupled with symptoms, a low heart rate may signal a problem. person's target heart rate zone is between 50 percent and 85 percent of his or her maximum heart rate, according to the AHA. Most commonly, maximum heart rate is calculate by subtracting your age from 220: 1  220 - Age. 2  For a 30-year-old person, for example: 220 - 30 = 190.