Most cat experts and humane organizations are trying to educate the public that keeping cats indoors protects them from disease and dangers such as exposure to feline leukemia, Feline Immunodeficiency Virus,(FIV) Feline Infectious Peritonitis (FIP), rabies, and injury or death occurring on busy roads and by predators. Outside cats only live to about 7 years or less, while inside only cats can live for 10-15 years. People who keep their cats indoors say they have deeper and more satisfying relationships with their cats