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Poor sleep causes weight gain, susceptibility to diabetes

People who suffer breathing and heart rate abnormalities, called obstructive sleep apnea, are likely to develop diabetes, and the risk increases if they have a hereditary proclivity.

Sleep apnea is a disorder in which the airways become blocked and cause interruptions consecutive to inhaling for several seconds, usually the tongue prevents the passage of air and is needed to snore to wake up and breathe again; however, this does not mean that all the people who snore suffer this disorder.

Life choices 'behind more than four in 10 cancers'

More than four in 10 cancers could be prevented if people led healthier lives, say experts.

Latest figures from Cancer Research UK show smoking is the biggest avoidable risk factor, followed by unhealthy diets.

Limiting alcohol intake and doing regular exercise is also good advice.

According to the figures spanning five years from 2007 to 2011, more than 300,000 cases of cancer recorded were linked to smoking.

Tooth loss linked to slowing mind, body

The memory and walking speeds of adults who have lost all of their teeth decline more rapidly than in those who still have some of their own teeth, finds new UCL research.

The study, published in the Journal of the American Geriatrics Society, looked at 3,166 adults aged 60 or over from the English Longitudinal Study of Ageing (ELSA) and compared their performance in tests of memory and walking speed. The results showed that the people with none of their own teeth performed approximately 10% worse in both memory and walking speed tests than the people with teeth.

Sugar worse than salt' row erupts

Scientists have clashed over claims that sugar may be worse for blood pressure and heart health than salt.

US experts say people need to place a greater focus on cutting sugar intake and suggest the benefits of lowering salt levels are "debatable."

But other researchers have said the claims are "disingenuous" and "scientifically unnecessary". They maintain both need to be reduced.

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