SomeVar is a variable of type Variant. Since a variant can behave like any data type, we can make it look like an array, which is exactly what the ReDim statement does.  After it is executed, SomeVar becomes an array! Of course, we could create a 2 dimensional array with.  ReDim SomeVar(9, 9)
If the egg is not fertilized, hormones stimulate your uterus to shed the lining at the end of your cycle. This shedding is your period. Experiencing a heavy or even a normal period means that you cannot be pregnant, since your uterus has shed its lining instead of maintaining it to sustain a fertilized egg.
Irregular periods: what does irregular mean? The average length of a Menstrual Cycle is around 28 days, and menstrual bleeding usually lasts between 2- 7 days. If your period varies from the average length and flow, your period may be irregular. Donât worry, irregular periods are common and a missed period does not always mean something serious.