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‘Grain-free’ dog food may be linked to deadly heart disease

Unusual cases of potentially deadly heart disease have been cropping up in dogs fed dog food containing legumes and potatoes that is often marketed as being "grain free," prompting the U.S. Food and Drug Administration to investigate.Canine dilated cardiomyopathy affects a dog's heart muscle and often leads to congestive heart failure.These reports are

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The dangers of blue-green algae: what you need to know

Ecologists are warning people in Fredericton that a blue-green algae bloom may be behind the sudden deaths of three dogs who died after swimming in the St. John River.New Brunswick's provincial veterinarian, Dr. Jim Goltz, said there's no definitive answer, but given the time of year, he suspects toxins from

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How cities are coping with ‘urban heat islands’

When temperatures soar as they have this week in downtown Phoenix, Arizona, homeless people ride the air-conditioned light rail to avoid a heat so brutal it killed 155 people in the city and surrounding areas last year. An occasional siren wails as paramedics rush to help people sick from the

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Drug resistance likened to a slow-moving tsunami

Canadian Press reporters travelled to South Africa and India to investigate the growing epidemic of drug resistance, which experts describe as the single greatest threat to human health on the planet. This is the first story of a six-part series exploring how the unfettered use of antibiotics pushes  humanity closer to a

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