Cat Flu, also known as Feline Viral Rhinotracheitis (FVR), is primarily caused by two viruses: feline herpesvirus and feline calicivirus. Similar to how the common cold spreads among humans, Cat Flu can quickly infect cats, particularly in crowded settings like shelters or multi-cat homes. Outdoor cats are more susceptible, however indoor cats can also contract the virus through contact with infected items, or by something as simple as saying hello to an outdoor cat through a