At the heart of the information contained in a Business Information Report is the D&B Rating. This is a coded guide to the risk associated with doing business with a specific company. Example Part 1: D&B Rating 5A 4.
Anything that interferes with normal ovulation can cause your period to be late or to become irregular. Premature Menopause Every woman is born with around 1 to 3 million eggs. Every time she ovulates she releases one of these eggs. She also loses some of her eggs as she ages.
While 3-5 days is most common, anywhere between 2 and 7 days is considered normal. See your doctor if your period lasts longer than a week or suddenly changes from what's regular for you.1  Previous. 2  Continue.n young girls and teenagers, periods are commonly irregular and have cycles ranging between 21 and 45 days. Keep track of your periods on a calendar (which can help you and your doctor determine what pattern is normal for you). 1  Previous.