Just like humans, pets can develop a number of new health issues as they enter their senior years. (bracpet.com)
If pet parents choose a product that causes additional stress in the animal, the problem will continue to grow and could possibly cause new health issues. (petbusiness.com)
If new health issues become prominent, they may be added to the list of criteria provided there is an appropriate means of testing or screening for that disease. (ashgi.org)