Scientists have found evidence to support long-standing anecdotes that stress causes hair graying. Researchers found that in mice, the type of nerve involved in the fight-or-flight response causes permanent damage …read more Source:: Science
Tag: stress
Mitochondria are the ‘canary in the coal mine’ for cellular stress
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•Mitochondria, tiny structures present in most cells, are known for their energy-generating machinery. Now, researchers have discovered a new function of mitochondria: they set off molecular alarms when cells are …read more Source:: Science
Data mining digs up hidden clues to major California earthquake triggers
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•A powerful computational study of southern California seismic records has revealed detailed information about a plethora of previously undetected small earthquakes, giving a more precise picture about stress in the …read more Source:: Science
How team sports change a child’s brain
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•Adult depression has long been associated with shrinkage of the hippocampus, a brain region that plays an important role in memory and response to stress. Now, new research has linked …read more Source:: Science
Environmental threats put bumblebee queens under pressure
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•Researchers found that environmental threats are piling onto the stress faced by nest-building bumblebee queens. …read more Source:: Science
Dark chocolate consumption reduces stress and inflammation
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•Findings from two new studies show dark chocolate consumption reduces stress and inflammation, while improving memory, immunity and mood. …read more Source:: Science
Is your stress changing my brain?
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•Scientists have discovered that stress transmitted from others can change the brain in the same way as a real stress does. …read more Source:: Science
Study reshapes understanding of climate change’s impact on early societies
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•A new study linking paleoclimatology — the reconstruction of past global climates — with historical analysis shows a link between environmental stress and its impact on the economy, political stability, …read more Source:: Science
New biomarker is higher in suicide attempters and associated with stress response
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•Researchers have measured a biomarker in cell-free blood plasma which can be linked to an overactive stress system in suicidal individuals. This biomarker can hopefully be used in future psychiatric …read more Source:: Science
Traumatic stress changes brains of boys, girls differently
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•Traumatic stress affects the brains of adolescent boys and girls differently, according to a new brain-scanning study. Among youth with post-traumatic stress disorder, the study found structural differences between the …read more Source:: Science