Genetics

Longevity's secrets sought in DNA of 100-year-olds

(AP) -- George Eberhardt turned 107 last month, and scientists would love to know how he and other older folks like him made it that far. So he's going to hand over some of his DNA. He's one of 100 centenarians taking part ...

Health

Coal-tar-sealant runoff causes toxicity and DNA damage

Runoff from pavement with coal-tar-based sealant is toxic to aquatic life, damages DNA, and impairs DNA repair, according to two studies by the U.S. Geological Survey published in the journals Environmental Science and Technology ...

Diseases, Conditions, Syndromes

Garden hose a breeding ground for Legionnaires' disease

It is synonymous with an Aussie summer but the humble backyard hose could be a bacterial breeding ground, providing the ideal conditions for the organisms that cause Legionnaires' disease to flourish, UNSW research has revealed.

Cardiology

High cholesterol riskier for middle-aged men than women

High cholesterol levels are much more risky for middle-aged men than middle-aged women when it comes to having a first heart attack, a new study of more than 40,000 Norwegian men and women has shown.

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