You’ve probably heard that purebred dogs aren’t as healthy as mixed breeds. It sounds logical—more genetic diversity should mean fewer inherited problems. However, while some purebreds do face higher ...

Many people find their flattened faces cute, but among dogs bred with a squished visage, 11 percent or less of some breeds can breathe easily. The findings, published February 18 in PLOS One, evaluate ...

Add Yahoo as a preferred source to see more of our stories on Google. You've probably heard that purebred dogs aren't as healthy as mixed breeds. It sounds logical-more genetic diversity should mean ...