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The study looked at helping redheads to tan and protect them from the sun. But the redheads were mice, not humans. from www.shutterstock.com

Research Check: can a new drug really protect redheads from cancer?

A US study into whether a new drug can give us a tan without going into the sun generated headlines around the world. Here's what the study really says.
Heavy alcohol consumption over ten years or more can cause significant brain function problems. But what about casual drinking? Robert Mathews/Unsplash

Research Check: can even moderate drinking cause brain damage?

New research shows an association between moderate drinking and long-term brain impairment. But there are a few reasons to be cautious about these findings.
Many reasons that weren’t explored may account for the findings that women who drank coffee decreased their risk of dementia. Tim Wright/Unsplash

Research Check: can drinking coffee reduce your dementia risk?

A study was reported to show caffeine protects older women from dementia. But looking closer at the research, we can't truly claim coffee was the reason some of the women had a lower risk of dementia.
People who have many moles on their body – as well as those with atypical moles – have a predisposition to melanoma. ►►haley/Flickr

Research Check: do most melanoma patients have fewer than 20 moles?

A recent study claims most people with melanoma don't have many moles or any atypical moles. But exploring the study in depth shows these conclusions don't have a strong foundation.

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