D & B stands for the Dunn & Bradstreet Corp., which specializes in gathering credit ratings for registered and non-registered companies. Having a company's credit rating information gives decision-makers an advantage when considering the potential risks in dealing with a particular company.
The Answer: There isnât any hormonal reason some women feel totally drained during their period. Itâs totally normal to feel mood swings or crave sweets or salt, but nothing about menstruation itself should be making you feel tired. Instead, a few of your habits, which are a reaction to how crummy you feel when youâre menstruating, could be contributing to your low energy levels.
It's normal to have an irregular cycle or two now and then. But if you continue to have irregular periods, or if you don't have a period at all for three to six months, it's time to see your doctor. Most menstrual cycle intervals occur about every four weeks, with the normal range between 21 and 35 days. To calculate your menstrual cycle, start counting from the first day of your last period and stop counting on the first day of your next period.