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Life choices 'behind more than four in 10 cancers'

More than four in 10 cancers - 600,000 in the UK alone - could be prevented if people led healthier lives, say experts.

One in three Alzheimer's cases preventable, says research

 One in three cases of Alzheimer's disease worldwide is preventable, according to research from the University of Cambridge.

Smoking cessation products pose no serious heart risks: study

 Nicotine replacement gums and patches or popular drugs prescribed to help people quit smoking such as Chantix may not harm the heart in users,