Two drinks a day is linked to a 1-in-25 lifetime risk of alcohol-related death. What that number covers, what it cannot see, and what a drink really is.
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Blood Samples Showed IBD 10 Years Before Diagnosis
Researchers found signs of IBD 10 years before diagnosis in frozen blood samples. The strangest part is that antibody diversity was lower, not higher.
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Left Eye Twitching Meaning: Every Culture Disagrees
Left eye twitching meaning: money in China, a warning elsewhere. Why every culture disagrees, what the twitch really is, and when to see a doctor about it.
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Too Much RNA Drains a Cell’s Energy: What a New Study Found
Too much RNA can damage the mitochondria that power your cells, a new study found. What it showed, what it did not, and why more input is not always better.
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Exercise and Deep Sleep: Why How Often Beats How Long
Exercise and deep sleep: a months-long Fitbit study found how often you move mattered more than how long. About ten minutes a day was linked to deeper sleep.
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Fatty Liver Disease Subtypes: One Name, Five Diseases
Fatty liver disease subtypes: a Mayo Clinic study of 4,600+ patients found five biologically distinct diseases hiding under one name, with different risks.
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Ice Baths and Muscle Growth: The Recovery Trade-Off
Ice baths and muscle growth: cold plunges ease soreness, but studies suggest they can trim your gains. What the research says, and the free recovery that works.
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Do Caregivers Live Longer? What 1.1 Million People Show
Do caregivers live longer? The famous study said caring kills. Bigger studies of over a million people found the opposite, with one real catch you need to know.
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Genetic Risk for Depression: Why Moving Helped Most Where Risk Ran Highest
Genetic risk for depression is not the final word. In 23,517 adults with fitness trackers, moving more eased symptoms most for those with the highest risk.
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Do Transplanted Hearts Take On the Age of Their New Body?
Transplanted hearts take on the age of their new body, an early Harvard study finds. Young hearts aged faster in old bodies. What it means, and its limits.