Two people born with six fingers on each hand can control the extra digit, using it to do tasks better than five-fingered hands, a study finds. Source: https://www.sciencenews.org/article/having-six-fingers-can-offer-major-dexterity-advantages4…
Tag: Body&Brain/HealthBody&Brain/Neuroscience
Being bilingual is great. But it may not boost some brain functions
A large study of U.S. bilingual children didn’t turn up obvious benefits in abilities to ignore distractions or switch quickly between tasks. Source: https://www.sciencenews.org/article/being-bilingual-may-not-boost-some-brain-functions4…
A mysterious dementia that mimics Alzheimer’s gets named LATE
An underappreciated form of dementia that causes memory trouble in older people gets a name: LATE. Source: https://www.sciencenews.org/article/mysterious-dementia-mimics-alzheimers-gets-named-late4…
A neural implant can translate brain activity into sentences
With electrodes in the brain, scientists translated neural signals into speech, which could someday help the speechless speak. Source: https://www.sciencenews.org/article/neural-implant-can-translate-brain-activity-sentences4…
The herbal supplement kratom comes with risks
The supplement kratom can cause heart racing and agitation. Source: https://www.sciencenews.org/article/herbal-supplement-kratom-comes-risks4…
Ketamine cultivates new nerve cell connections in mice
In mice, ketamine prods nerve cells to connect, which may explain the hallucinogenic drug’s ability to ease depression. Source: https://www.sciencenews.org/article/ketamine-new-nerve-cell-connections-mice-depression
When an older person’s brain waves are in sync, memory is boosted
A brain stimulation treatment that nudges older people’s brain waves into sync could lead to noninvasive therapies for dementia and other disorders. Source: https://www.sciencenews.org/article/brain-stimulation-memory-boost-dementia