There are many reasons you might miss a period. Simple things such as stress or exercising too much can cause a missed period and many girls are irregular during the first few years of menstruating. But if you've missed a few periods, be sure to see your healthcare provider.
Courts usually find probable cause when there is a reasonable basis for believing that a crime may have been committed (for an arrest) or when evidence of the crime is present in the place to be searched (for a search).
1 Non causa pro causa: (literally no cause for a cause) in general, the fallacy of making a mistake about the ascription of some cause to an effect. 2  This is the general category of false cause..