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welcome to cyas Corner today we're
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diving into a fascinating study about
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how early life exposure to extreme
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temperatures can impact brain
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development have you ever wondered how
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the temperatures we experien early in
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life could shape our brains a recent
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study published in nature climate change
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has shed some light on this intriguing
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topic researchers from the Barcelona
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Institute for Global Health examined
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brain scans of over 2,000
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pre-adolescents they discovered that
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exposure to extreme heat and cold during
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early life might have lasting effects on
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the brain's white matter especially for
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children living in poorer
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neighborhoods white matter in the brain
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is crucial for connecting different
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areas and enabling efficient
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communication the study found that kids
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exposed to cold during pregnancy and
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their first year or to heat from birth
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to age three showed signs of slower
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maturation using MRI scans the
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researchers measured water diffusion
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within the brain's wh matter which helps
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connectivity they observed higher mean
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diffusivity in those exposed to extreme
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temperatures suggesting less mature
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white matter interestingly no
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association was found between
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temperature exposure and another brain
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connectivity marker called fractional
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anisotropy this difference might be due
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to the distinct ways these metrics
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reflect micr structural
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changes children from poorer
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neighborhoods were found to be more
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vulnerable potentially due to factor
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like housing conditions and energy
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poverty disrupted sleep hormonal changes
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and inflammation could be mechanisms
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effects these findings highlight the
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importance of protecting children from
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extreme temperatures especially in the
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face of climate change it's crucial to
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design public health strategies to
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safeguard the most vulnerable
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communities thanks for watching don't
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