The genetic link behind sleep problems, cognitive dysfunction, and neuroticism in ‘treatment-resistant depression’

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A big new study suggests that certain genetic traits—like insomnia risk and neuroticism—may make depression harder to treat, while protective traits include education and cognitive ability.

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Fluoridation and hypothyroidism- study suggests an association

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This cross-sectional study using secondary data and binary logistic models compared the hypothyroidism prevalence at general medical practice (GMP) level 
with fluoride levels in the drinking water. A positive association was identified although only a small number of confounders were adjusted for which suggest that further clarification is required.

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