Scientists discover the brain has a fast lane and slow lane for clearing waste

AI has helped scientists measure the brain’s hidden cleaning system, revealing that fluid moves rapidly around its outer spaces but about 50 times more slowly through deep tissue. The discovery could eventually help researchers detect circulation problems linked to Alzheimer’s, aging, and concussions.


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Dementia: Staying Positive Despite the Diagnosis

The idea that some people can stay positive after receiving a dementia diagnosis seems surprising to many, yet when faced with adversity,...


The post Dementia: Staying Positive Despite the Diagnosis appeared first on Minding Our Elders.
             

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Too much or too little sleep may make your body age faster

Both too little and too much sleep may be linked to faster aging throughout the body. Researchers analyzing 23 biological aging clocks found the lowest aging levels among people sleeping about 6.4 to 7.8 hours per day. Short or long sleep was also associated with numerous conditions affecting the brain, heart, lungs, metabolism, and digestive system.


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Smart nanoparticles light up brain cancer and destroy what surgery misses

Scientists created smart nanoparticles that can both illuminate hidden glioblastoma cells during surgery and destroy microscopic cancer left behind afterward. In mice, the treatment prevented recurrence and led to 100% survival at 60 days, though it has not yet been tested in humans.


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Why An Older Adult’s Bathing Less Often Could Signal Healthy Self-Care

Dear Carol: Why do people get less inclined to bathe or shower daily as they get older? My dad, who used to...


The post Why An Older Adult’s Bathing Less Often Could Signal Healthy Self-Care appeared first on Minding Our Elders.
             

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