کمتر از 42 دقیقه روشنایی روز با خطر زوال عقل مرتبط است

Less than 42 minutes of bright daylight linked to higher dementia risk

Getting more daylight could be linked to a surprisingly powerful benefit for brain health. In a study of more than 87,000 adults, researchers found that higher daytime light exposure was associated with a 16% lower risk of dementia, with longer exposure to bright light linked to even greater reductions. Remarkably, getting less than 42 minutes of bright daylight daily was a stronger predictor of dementia than six…