Better sleep habits lead to better college grades

Two professors have found a strong relationship between students' grades and how much sleep they're getting. What time students go to bed and the consistency of their sleep habits also make a big difference. And no, getting a good night's sleep just before a big test is not good enough — it takes several nights in a row of good sleep to make a difference.

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'Relaxed' enzymes may be at the root of Charcot-Marie-Tooth disease

Treatments have been hard to pinpoint for a rare neurological disease called Charcot-Marie-Tooth, in part because so many variations of the condition exist. So far, mutations on more than 90 genes have been positively linked to the disorder; a patient needs just one of those mutations for the disease to emerge. Scientists just moved a step closer to finding a possible root cause.

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Coastal living linked with better mental health

Researchers used survey data from nearly 26,000 respondents in their analysis, which marks one of the most detailed investigations ever into the well-being effects of being beside the sea. After taking other related factors into account, the study revealed that living in large towns and cities near to England's coastline is linked with better mental health for those in the lowest earning households.

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Monthly phone check-in may mean less depression for families of patients with dementia

A monthly, 40-minute phone call from a non-clinical professional may suppress or reverse the trajectory of depression so frequently experienced by family members caring for patients with dementia at home, according to a new study.

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Simple cardiac risk score can predict problems with blood flow in the brain

The study shows that for those participants who do not have a history of heart disease or stroke that a simple cardiac risk score — a summary measure of factors such as blood pressure, diabetes, smoking, abdominal fat, and dietary factors — is associated with MRI-detected pre-clinical cerebrovascular disease like carotid artery plaque and silent strokes.

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