The field of Gerontology exists to understand and help deal with these changes by studying both the physical and mental aspects of aging. Simply stated, gerontology is the study of the social, psychological, and biological changes in older people as they age. It is a multi-disciplinary field that draws from the expertise of multiple professions to encompass everything from research, to care, to advocacy for aging adults.
A: Once opened canned salmon can be stored in a refrigerator for about three days if it has been properly wrapped. It is also possible to freeze canned salmon in a zip-lock or other type of freezer bag for consumption within a few months (just remember to dethaw it).
How long does salmon last in the fridge? Credit: Tetra Images Tetra Images Getty Images. Once a hard, dry sausage is opened, it can be stored in the refrigerator for three weeks. Semi-dry sausages like summer sausage can be stored in the refrigerator unopened for three weeks. Once opened, they can be stored in the refrigerator for an additional three weeks. All sausages can be stored in the freezer for up to two months.