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Red grape chemical may help prevent bowel cancer, but less is more

Resveratrol, a chemical found in red grapes, is more effective in smaller doses at preventing bowel cancer in mice than high doses, according to new research* published in the journal…

Gradual increase in salt intake linked to high blood pressure

Gradual increase in salt intake linked to high blood pressure

Even a small difference in dietary salt consumption among people who do not have hypertension “may result in critical differences in individual blood pressure after several years,” conclude the…

Prostate cancer: Five types ‘found’

Prostate cancer: Five types ‘found’

Scientists have identified five types of prostate cancer, each with a distinct genetic signature. And by comparing 250 samples removed in surgery with the patients’ subsequent progress, they have identified…

Suicide risk tied to women’s social connectedness

(Reuters Health) – Being connected to friends, family and social groups may offer some protection against suicide, suggests a new U.S. study. Among more than 70,000 women followed for almost…

Could a sugar tax help combat obesity?

Following the BMA’s call for a 20% sugar tax to subsidise the cost of fruit and vegetables, experts in The BMJ this week debate whether a sugar tax could…

Express Scripts says costly new cholesterol drugs could ‘wreak havoc’

Express Scripts Holding Co, the largest pharmacy benefit manager in the United States, on Wednesday said the cost of potent, newly approved cholesterol drugs could “wreak financial havoc” among its…

Flesh-eating bacteria kills Virginia fisherman

A Virginia fisherman stabbed by a catfish barb has died of a flesh-eating bacteria, a state health official said on Wednesday. Charlie Horner, 75, of Mechanicsville, was fishing on July…

Telemedicine can widen access to depression therapy for seniors

(Reuters Health) – Talk therapy delivered by two-way video call helped older veterans with depression as much as in-person therapy sessions, a U.S. study found. Many seniors face obstacles to…

GlaxoSmithKline sees staged roll-out of malaria vaccine

LONDON The world’s first malaria vaccine, which won a green light last week from European drugs regulators, will be rolled out gradually in Africa, its maker said on Wednesday. “We…

Coffee drinking habits may influence risk of mild cognitive impairment

Coffee drinking habits may influence risk of mild cognitive impairment

Previous studies have suggested coffee consumption may lower the risk of mild cognitive impairment. But new research suggests this protective effect may depend on how coffee consumption habits change over…