In Focus:

Will Smoking Pot Harm Your Heart?

Anyone worried that smoking a lot of pot could lead to a heart attack or stroke will just have to keep worrying for the time being.

There's not enough scientific evidence to say one way or the other how marijuana affects heart health, a new review has concluded.

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Canned Tuna: Avoid if Pregnant?

Recommendations published in the magazine Consumer Reports this week urge women to avoid eating any canned tuna while pregnant because of uncertainties about the risk of mercury contamination to developing fetuses. The recommendations are stricter than the federal government’s advice issued two years ago. Then, the FDA advised women and young children to limit --...

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High-Cholesterol Diets Can Speed Up Tumour Growth 100-Fold, Scientists Say

Diets high in cholesterol can ramp up the speed of cancer tumour growth by up to 100 times, a new study has revealed – but as scary as that is, the findings could also lead to better treatments to stop this from happening....

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Are you getting enough fluids to stay healthy?

Water is known as the elixir of life, with good reason. Every system in your body needs it to survive. "Water regulates our body temperature, keeps our joints lubricated, helps prevent infections and delivers nutrients to our cells," said registered US dietitian and CNN contributor Lisa Drayer. "Additionally, our kidneys and...

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