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DementiaToday posts scientific news and professional views on Alzheimer’s disease and other dementias from the global research community. We hope to promote better health care through education, provide support to caregivers and loved ones who live with these diseases everyday, and thank the many individuals around the world who are dedicated to neurological research and […]

IN THE SPOTLIGHT

New Study Shows Marijuana Users have Low Blood Flow to the Brain

(Journal of Alzheimer's Disease) Hippocampus, the brain’s key memory and learning center, has the lowest blood flow in marijuana users suggesting higher vulnerability to Alzheimer’s. As the U.S. races to legalize marijuana for medicinal and recreational use, a new, large scale brain imaging study gives reason for caution. Published in the Journal of Alzheimer’s Disease, researchers using single … [Read More...]

DAILY NEWS

In NFL Players, Brain Inflammation May Persist Years After Head Trauma

(AlzForum) Research has shown that sports-related head injuries lead to future amyloid and tau pathology, as well as a higher risk of dementia and neuropsychiatric symptoms. However, the link between traumatic brain injury (TBI) and these ensuing problems is unclear. Could inflammation play a role? Scientists led by Martin Pomper, Johns Hopkins Medical Institutions, Baltimore, report online in … [Read More...]

Researchers Identify Link Between Brain and Bone in Alzheimer’s Disease

(Northeast Ohio Medical University) Researchers at NEOMED have just identified a major connection between areas of the brainstem - the ancient area that controls mood, sleep and metabolism - and detrimental changes to bone in a preclinical model of Alzheimer's disease (AD). The study, titled "Early Evidence of Low Bone Density and Decreased Serotonergic Synthesis in the Dorsal Raphe of a … [Read More...]

Aerobic Exercise Preserves Brain Volume and Improves Cognitive Function

(Radiological Society of North America) Using a new MRI technique, researchers found that adults with mild cognitive impairment (MCI) who exercised four times a week over a six-month period experienced an increase in brain volume in specific, or local, areas of the brain, but adults who participated in aerobic exercise experienced greater gains than those who just stretched. The study will be … [Read More...]

New Imaging Technique Measures Toxicity of Proteins Associated with Alzheimer’s and Parkinson’s Diseases

(University of Cambridge) Researchers have developed a new imaging technique that makes it possible to study why proteins associated with Alzheimer’s and Parkinson’s diseases may go from harmless to toxic. The technique uses a technology called multi-dimensional super-resolution imaging that makes it possible to observe changes in the surfaces of individual protein molecules as they clump … [Read More...]

Comparing Gait Parameters Can Predict Decline in Memory and Thinking

(Mayo Clinic) Walking is a milestone in development for toddlers, but it’s actually only one part of the complex cognitive task known as gait that includes everything from a person’s stride length to the accompanying swing of each arm. A Mayo Clinic study recently published in the Journal of Alzheimer’s Disease found that problems associated with gait can predict a significant decline in memory … [Read More...]

CAREGIVER’S CORNER

Caregiving and Cognitive Problems: Gadgets That Can Help

(WebMD) Devices, apps, systems, and services could make your life as a caregiver a lot less stressful. Plus, they can offer your loved one greater safety and independence. Most assistive technology is pretty simple or user-friendly, so getting set up should be easy. If you get stuck, a relative or friend will likely be able to lend a hand and … [Read More...]

Falls and Older Adults

(NIH Senior Health) Many people have a friend or relative who has fallen. The person may have slipped while walking or felt dizzy when standing up from a chair and fallen. Maybe you've fallen yourself. If you or an older person you know has fallen, you're not alone. More than one in three people age 65 years or older falls each year. The risk of … [Read More...]

Science Behind the Headlines: Brain Training

(Alzheimers Society, UK) Brain training includes a wide variety of activities that are designed to challenge the brain, ranging from crosswords and Sudoku puzzles to bespoke computer games. Many people engage in brain training in the hope that keeping their brains active will maintain or improve their cognitive abilities as they get older. The … [Read More...]

Understanding Palliative Care: What Every Caregiver Should Know

(Family Caregiver Alliance) Palliative care, also increasingly known as Supportive Care, may be one of the most misunder­stood terms in healthcare. Many people believe it’s the same as hospice care and it means the end of life. But palliative care is different from hospice, and when put in place, palliative care can bring hope, control, and a … [Read More...]

SCIENCE CORNER

Cognitive Function Improvements After Resistance Training in Older Adults with Mild Cognitive Impairment

J Am Geriatr Soc 2016.Version of Record online: 24 OCT 2016. DOI: 10.1111/jgs.14542 Mediation of Cognitive Function Improvements by Strength Gains After Resistance Training in Older Adults with Mild Cognitive Impairment: Outcomes of the Study of Mental and Resistance Training Yorgi Mavros PhD, … [Read More...]

Environmental Risk Factors for Dementia: a Systematic Review

BMC Geriatr. 2016 Oct 12;16(1):175. Environmental risk factors for dementia: a systematic review. Killin LO, Starr JM, Shiue IJ, Russ TC Abstract Background Dementia risk reduction is a major and growing public health priority. While certain modifiable risk factors for dementiahave been … [Read More...]

Omega-3 Fatty Acids for the Treatment of Dementia

Cochrane Database Syst Rev. 2016 Apr 11;4:CD009002. doi: 10.1002/14651858.CD009002.pub3. Omega-3 fatty acids for the treatment of dementia. Burckhardt M1, Herke M, Wustmann T, Watzke S, Langer G, Fink A. Abstract Background Omega-3 polyunsaturated fatty acids (omega-3 PUFAs) from fish and … [Read More...]

Effect of Aerobic Exercise on Physical Performance in Alzheimer’s Disease

Alzheimers Dement. 2016 Jun 23. pii: S1552-5260(15)30002-9. doi: 10.1016/j.jalz.2016.05.004. [Epub ahead of print] Effect of aerobic exercise on physical performance in patients with Alzheimer's disease. Sobol NA1, Hoffmann K2, Frederiksen KS2, Vogel A3, Vestergaard K4, Brændgaard H5, Gottrup … [Read More...]