North America
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How healthy lifestyle ‘delays Alzheimer’s’
A healthy lifestyle, combining physical and cognitive exercise with a good diet, can help reduce the risk of dementia, according to joint research by teams from Switzerland and the USA. Read more
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Hotter nights increase cardiovascular death risks for men
Hot summer nights could lead to more cardiovascular deaths in some older men, according to new Canadian research. Read more
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Third COVID-19 vaccine ‘essential’ to protect against omicron
Three doses of the mRNA vaccines appear to be necessary to protect people from needing hospital treatment for the omicron COVID-19 variant, researchers report today. Read more
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Number of obese to reach a billion
A billion people globally will be living with obesity by 2030, doubling numbers, a report warns today. Read more
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Genetic variant behind more serious disease outcomes
Scientists have explained why a common genetic variant worsens disease outcomes for people with adult-onset neurodegenerative diseases, it has been announced. Read more
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Mental health risks following COVID-19 infection
Tackling mental health disorders among people who had recovered from COVID-19 should be a priority, a US study published today has said. Read more
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Surgery should not be angina patients’ first option
Doctors should treat stable angina patients with medical therapies before recommending stents or bypass surgery, experts have stated. Read more
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Frailty strongly linked to dementia
Frailty in older adults appears to raise the risk of dementia independently of genetic risk, researchers have found. Read more
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The hazards of festive foliage – and other research
It’s safe to rock around the Christmas tree – but be careful about the berries on holly, according to the latest annual round of quirky seasonal medical research. Read more
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Personalised autism care urgently needed
People with autism should be offered personalised, stepped care throughout their lives, an international report sets out today. Read more