Your heart's electrical system controls the timing of your heartbeat by regulating your: 1  Heart rate, which is the number of times your heart beats per minute. 2  Heart rhythm, which is the synchronized pumping action of your four heart chambers.
Get it delivered right to your inbox! Service Computation Date Determination. The service computation date is the date on which you start counting the years of service you need to retire. The date for most employees is the date on which they first enter the service. However, some have been on active duty with the armed forces and may be entitled to service credit for that time.
(1) If as of the date on which the member is to be discharged or transferred from an active status the member has at least 18, but less than 19, years of service computed under section 12732 of this titleâ. (A) the date on which the member is entitled to be credited with 20 years of service computed under section 12732 of this title; or.