Healthy

A Neurologist Explains Why Daylight Saving Time Isn’t Healthy

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As people in the US prepare to turn their clocks ahead one hour in mid-March, I find myself bracing for the annual ritual of media stories about the disruptions to daily routines caused by switching from standard time to daylight saving time.   About a third of Americans say they don’t look forward to these … Read more

Here’s How The Human Brain Reboots Itself After The Deep Sleep of Anesthesia

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You may well have spent hours wondering what your laptop is up to as it takes its time to boot up. Scientists have asked the same question of the human brain: How exactly does it restart after being anesthetized, in a coma, or in a deep sleep?   Using a group of 30 healthy adults … Read more

A Key Detail in Your Retina Could Indicate How Healthy Your Brain Is

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Alzheimer’s is an insidious brain disease marked by a slow mental decline that can develop unnoticed for decades before symptoms arise, but hidden signs of the condition might exist much sooner.   New research suggests that the thinning of a person’s retina – the light-sensitive tissue that lines the back of the eye – in … Read more

A ‘Pristine’ Reef of Rose-Shaped Corals Was Just Found Off The Coast of Tahiti

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Scientists have discovered a vast reef of “pristine” rose-shaped corals apparently unharmed by climate change in deep water off the coast of Tahiti, UNESCO announced Thursday. Mapping approximately three kilometers (two miles) long and up to 65 meters (213 feet) wide, UNESCO said it was “one of the most extensive healthy coral reefs on record”. … Read more

Healthy ageing: Strength, balance and mobility are the best predictors of a long life

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A US study of older women finds that those who perform well on physical tests have the best chances of living longer, while weight loss may not be beneficial Health 6 January 2022 By Jessica Hamzelou A woman exercising Tatsiana Plotilova / Alamy Stock Photo Weight loss isn’t always beneficial in later life. Older women … Read more