Feline leukemia virus is a retrovirus that infects cats. FeLV can be transmitted from infected cats when the transfer of saliva or nasal secretions is involved.
Feline leukemia virus (FeLV) is one of the most common and important infectious diseases in cats, affecting between 2-3% of all cats in the United States and Canada. Infection rates are significantly higher (up to 30%) in cats that are ill or otherwise at high risk (see below).

Learn important information about cat leukemia, including how it spreads, common symptoms, testing & diagnosis info, treatments and prevention options.

How to Treat Feline Leukemia Virus. Cat laying on the bed. Unfortunately, there is no cure for FeLV. However, infected cats can develop many different medical conditions that are treatable. Just because your FeLV-infected cat is sick does not mean they cannot be treated!
Holistic Leukemia Treatment is a New Hope. Leukemia is a form of cancer that begins in the cells of the blood and bone marrow. This type of cancer involves an abnormal production of white blood cells, which can impair normal functioning of the immune system.