Identifying patients at risk for vascular brain injury before the onset of cognitive decline 21 December 2024: To identify and track blood vessel-related changes in the brain that contribute to cognitive impairment and dementia, researchers and clinicians typically rely on MRI to assess “downstream” biological markers – those at the end of a cascade of…
Category: Cognition
New mechanism for blood flow regulation in the brain
19 December, 2024: A study led by Mark Nelson, PhD, from the Larner College of Medicine at the University of Vermont, has identified a new mechanism, Electro-Calcium (E-Ca) Coupling, that integrates electrical and calcium signalling to regulate blood flow in the brain. Published in PNAS, the research redefines how capillaries ensure precise oxygen and nutrient…
Can the scent of essential oils improve memory?
From Medscape, August 8th 2023. Inhaling a pleasant aroma during sleep has been linked to an improvement in memory, small-scale early research suggests. Researchers randomly assigned 43 older adults, aged 60 – 85 years, to receive either nightly exposure to essential oil scents delivered via a diffuser (n = 20; mean [SD] age, 70.1 [6.6]…
