Study finds why poor sleep and high blood pressure may increase dementia risk

A new study has found that people with an impaired glymphatic system, which helps the brain remove toxins and is mostly active during sleep, may have a higher risk of dementia.

 

The best Medicare Advantage plans: What to know before you enroll Choosing the right plan can be confusing. Here are the top-rated plans for 2025, what's changing for 2026, and how to find the coverage that fits your needs. Learn more

Today's News Updated on October 25, 2025 at 8:00 a.m. PST

Study finds why poor sleep and high blood pressure may increase dementia risk READ ON   What is a Medicaid waiver program? READ ON   Skincare benefits of alpha hydroxy acid (AHA), and how to use it READ ON

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MNT REVIEWS Is Green Chef Worth the Premium Price?   Honest review of Green Chef's organic meal delivery service. Compare costs, meal quality, and dietary options. Plus cheaper alternatives you may like. SHOP NOW

MNT RESOURCE Expert perspectives: Why is eczema more common among Black people? This article combines expert interviews and research to explore why eczema is common among Black people. It considers the possible causes, including barriers to treatment. This article combines expert interviews and research to explore why eczema is common among Black people. It considers the possible causes, including barriers to treatment. READ ON

HEALTHY AGING Our top creatine picks for women 40+   Support strength, brain health, and healthy aging with these expert-approved creatine supplements. LEARN MORE

NEW PODCAST EPISODE   Artificial sweeteners and brain aging: What we know so far Hosted by Maria Cohut and Yasemin Nikola Sakay In this podcast episode, MNT discusses a study from Brazil which found links between seven artificial sweeteners and accelerated brain aging, and other possible long-term effects. LISTEN TO THIS EPISODE

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