How long do fresh refrigerated eggs last? The quality of the egg deteriorates over time. Grade AA lasts only for about 2 weeks, then it becomes Grade A. Grade A remains Grade A for about a total of one month.   Iâ¦ have had refrigerated eggs last for one month beyond the use by date on the package. They did not spoil, but reduced in quality.
Report Abuse. Yes you can get them more than once,you should pay particular attention to your wedding tackle. As measles can make you sterile.If you get them later on in life, they are known as shingles and they are more irritating.Hope this has helped.eport Abuse. Yes you can get them more than once,you should pay particular attention to your wedding tackle. As measles can make you sterile.If you get them later on in life, they are known as shingles and they are more irritating.
Genetic changes that result in a virus with different antigenic properties is the main reason why people can get the flu more than one time. This is also why the flu vaccine composition must be reviewed each year, and updated as needed to keep up with evolving viruses. The other type of change is called âantigenic shift.â Antigenic shift is an abrupt, major change in the influenza A viruses, resulting in new hemagglutinin and/or new hemagglutinin and neuraminidase proteins in influenza viruses that infect humans.