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.
The answer is: More than 40 studies in scientific literature document that cardiac risk can be reduced by 30 - 50% by regular, moderate exercise - exercise averaging far less than one hour per day. If you can exercise at a moderate pace for 20 - 30 minutes at least five days a week, you may not shed a lot of pounds or reach your ideal body composition, and you may not achieve the optimal cardiac benefits which the IOM mandates for us, but you will be doing your heart and your cardiovascular ...