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Dog Ownership Lowers Death Risk After Heart Attack or Stroke, Study Finds

Research reveals that dog owners who suffer a heart attack or stroke face significantly lower mortality risks compared to non-owners—evidence that our canine companions can play a vital role in recovery.

Numerous studies highlight how dog ownership benefits cardiovascular health by combating social isolation—a known factor in early mortality—and encouraging regular physical activity. Building on this, experts at Uppsala University in Sweden investigated whether having a dog at home enhances survival rates post-hospitalization. The evidence points to a resounding yes.

Average 30% Reduced Risk

The study analyzed national health registries, examining records of 182,000 patients aged 40 to 85 who experienced an acute heart attack between 2001 and 2012, plus 150,000 individuals in the same age group who had a stroke during that period.

In Sweden, dog ownership is registered nationally; about one in 20 participants owned a dog. Key findings: Those living alone with a dog had a 30% lower risk of dying within one year after a heart attack. When living with a partner or child, adding a dog improved survival odds by about 15%.

Similar patterns emerged post-stroke: Solo dog owners saw a 27% reduced mortality risk within a year, while those with family and a dog benefited by around 12%.

Dog Ownership Lowers Death Risk After Heart Attack or Stroke, Study Finds

These results suggest dog ownership acts like an effective therapy for cardiovascular recovery. As lead researcher Tove Fall notes, "If it were a medicine, a pharmaceutical company would make a fortune from it."

That said, the researchers caution against adopting a dog solely for health reasons. Fall emphasizes, "From a welfare perspective, dogs should only be adopted by those confident in their ability to provide a loving, knowledgeable home."

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