1 Cooking equipment is the leading cause of home fire injuries, followed by heating equipment. 2  Smoking materials are the leading cause of home fire deaths.  Most fatal fires kill one or two people. In 2014, 15 home fires killed five or more people resulting in a total of 88 deaths.
Normally, your due date is 280 days (40 weeks or about 10 months -- also known as 10 lunar months) from the first day of your last period. Your health care provider may order an ultrasound to more accurately determine your due date.
Common Terms and Abbreviations Used in Obstetrics. LMP = Last Menstrual Period. Use the first day of the last menstrual period to calculate the due date. The quick way to do it in your head is to count backwards 3 months from the first day of the LMP, then add 7 days. So if the LMP was 8/15, the 3 months backwards is 5 (May) plus 7 days added to the 15th=22, so the due date is May 22. EDC or EDD = the due date.