Learn how arthritis develops in dogs and cats, the subtle signs to watch for, and the latest treatment options.

Scientists are decoding the biology behind debilitating illnesses such as lupus, known for its variety of symptoms ...

How Winter Affects Your Dog’s Health When the weather turns cold, a dog’s body works harder to stay warm, which can weaken ...

Trump on Wednesday called a New York Times reporter “ugly, both inside and out” after the outlet posted a story about his health, age and “signs of fatigue.” ...

As dogs age, their bodies go through changes that many owners don’t expect. Beyond the greying muzzle and slower pace, senior ...