Home > Lifestyle > How to have healthy pets > Your pet's health 27 May 2011 Your ageing pet Diagnosing and treating disease in old animals can be much more complex than treating disease in young animals. 0 Subscribe to receive health tips daily » Like Health24 on Facebook » Ask CyberVet » Leopard filmed licking a baby impala Mutts entered into the US 2015 World's Ugliest Dog With advancing age a series of age-related changes occur in many tissues which effectively reduces the amount of functional tissue with the organ. These changes are usually slowly progressive and irreversible. Cats NEXT ON HEALTH24X OPINION | Can tea really lower your blood sugar? 2020-10-20 13:35 More: How to have healthy petsYour pet's health advertisement Read Health24’s Comments Policy Comment on this story 0 comments Comments have been closed for this article. Logout Comment 0 characters remaining Share on Facebook Loading comments... Live healthier Lifestyle » E-cigarettes: Here are five things to know E-cigarettes have become hugely popular in the past decade, but a rash of vaping-linked deaths and illnesses in the US is feeding caution about a product that's already banned in some places. Allergy » Ditch the itch: Researchers find new drug to fight hives A new drug works by targeting an immune system antibody called immunoglobulin E, which is responsible for the allergic reaction that causes hives.