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Long COVID Brain Scans: What PET Imaging Reveals About Neuroinflammation and Mental Health

A 2026 brain imaging study used PET scans to look for neuroinflammation in long COVID patients. Brain inflammation levels weren’t elevated overall but a surprising pattern in the limbic system linked to depression and anxiety emerged.

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Can Probiotics Help Treat Depression in Older Adults? What a New Clinical Trial Found

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Hormone Therapy and Your Heart: What the Women’s Health Initiative Reveals

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Smart Dental Floss Can Measure Stress Hormones: What 2026 Research Reveals

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How Iron Overload in Down Syndrome Accelerates Alzheimer’s: New Study Links Ferroptosis to Early Brain Damage

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