Man’s best friend to the rescue again

When it comes to heart disease, dogs are again proving to be man's best friend, gaining the official endorsement of the American Heart Association for reducing cardiovascular risk.

In a weighty 12-page statement that is also backed by Australia's National Heart Foundation, the eminent group has evaluated the evidence and concluded pet ownership has many and varied beneficial effects on cardiovascular risk.

The comprehensive review found that pet ownership — and particularly having a dog — was associated with