Abnormal or unpleasant odors may be caused by diseased or necrotic tissue in the respiratory or upper gastrointestinal tracts, including mouth and nasal cavity. Diseased teeth are a common cause in dogs and cats. In addition, certain metabolic diseases may produce distinctive breath odor, e.g. ketoacidosis, uremia.
Practically elderly is a person who needs special consideration due to advanced age. Which can happen in late 50s or in late 80s. If he or she can punch your lights out for calling them elderly, and you cannot run from them either, they possibly aren't.
Phases of Aging: The Young-Old, Middle-Old, and Old-Old. In Canada, all people over age 18 are considered adults, but there is a large difference between a person aged 21 and a person who is 45. More specific breakdowns, such as âyoung adultâ and âmiddle-aged adult,â are helpful. In the same way, groupings are helpful in understanding the elderly.