Should fewer people own one? Many dogs in America are being prescribed antidepressants — and the reason may lie with the humans who are supposed to look after them.
Dogs on the verge of a nervous breakdown

Glossary
Anxiety - A feeling of unease or worry. It can be mild or very severe.
Depression - Low mood that affects someone's daily life, and can last for weeks or months.
Empathetic - Able to imagine how someone else is feeling.
Longevity - The fact of lasting a long time. When referring to populations and demography, it means living a long life.