A new Mayo Clinic study finds that people with Tourette syndrome have about half as many of a specific type of brain cell ...

In recent years, troubling trends have emerged suggesting that human cognitive abilities are in decline. Across age groups, ...

Almost 48% of households in Australia own at least one dog, followed by 33% cats, 12% fish, and 10.5% birds. A national survey of people and pets in Australia lists dogs as the pet owners’ choice. Pet ...