Memory loss, less common in older Americans

Good news on gray matter: Memory loss and other cognitive impairment becoming less common in older Americans, U-M study finds; Better education, finances & cardiovascular care may be boosting brain health. – It appears that memory loss and thinking problems are becoming less common among older Americans. A new study shows a downward trend in the rate of “cognitive impairment” – the umbrella term for everything from significant memory loss to dementia and Alzheimer’s disease – among people aged 70 and older.

Do animals think like autistic savants?

Autism gives special insight into the inner workings of the animal mind. – When Temple Grandin argued that animals and autistic savants share cognitive similarities in her best-selling book Animals in Translation (2005), the idea gained steam outside the community of cognitive neuroscientists.

Music listening improves stroke patients’ recovery

Music listening improves stroke patients’ recovery

Listening to music in the early stages after a stroke can improve patients’ recovery, according to new research published online in the medical journal Brain – Researchers from Finland found that if stroke patients listened to music for a couple of hours a day, their verbal memory and focused attention recovered better and they had a more positive mood than patients who did not listen to anything or who listened to audio books.

Marijuana smoking impairs cognition in multiple sclerosis patients

Smoking marijuana can have a harmful effect on the cognitive skills of people with multiple sclerosis (MS). – People with multiple sclerosis (MS) who smoke marijuana are more likely to have emotional and memory problems, according to research published February 13, 2008, in the online edition of Neurology, the medical journal of the American Academy of Neurology.

HIV persists in gut despite long term HIV therapy

Even with effective anti-HIV therapies, doctors still have not been able to eradicate the virus from infected individuals who are receiving such treatments, largely because of the persistence of HIV in hideouts known as viral reservoirs. – HIV virus is not usually eradicated from infected individuals even after long term HIV therapy because of the persistence of HIV in hideouts known as viral reservoirs. One important reservoir is the gut, where HIV causes much of its damage due to the large number of HIV target cells that reside there.

Pregnancy may make women forgetful for a year

In pregnancy woman’s normal routines are disrupted and she can suffer sleep deprivation after the birth; either of these things can affect cognitive performance, and may make women slightly forgetful for a year after giving birth. – Many women believe that they become more forgetful during pregnancy: a new study by Australian researchers suggests that they are right – and that their memory can be significantly impaired for at least a year after giving birth.

Research suggests why scratching is so relieving

Researchers at Wake Forest University Baptist Medical Center have uncovered new clues about why scratching may be so relieving ? and why it can be hard to stop. – Researchers at Wake Forest University Baptist Medical Center have uncovered new clues about why scratching may be so relieving ? and why it can be hard to stop. This is the first study to use imaging technology to see what goes on in the brain when we scratch.

Changes in X chromosome may lead to mental retardation

Various mutations of a small part of the X chromosome may lead to mental retardation, intellectual disability. – University of Adelaide geneticist Dr Jozef Gecz and a team of Belgium and UK scientists have achieved a major breakthrough in discovering the causes of intellectual disability. Dr Gecz, a senior researcher who is based at the Women’s and Children’s Hospital in Adelaide, has collaborated with an international research team to reveal that various mutations of a small part of the X chromosome lead to mental retardation.

Deep brain stimulation may improve memory

Hypothalamic deep brain stimulation (DBS) surgery may evoke detailed autobiographical memories. Deep brain stimulation (DBS) surgery, which is used to treat Parkinson?s disease and other movement disorders, is now being studied for its potential to treat a variety of conditions. – A new study found that hypothalamic deep brain stimulation (DBS) surgery performed in the treatment of a patient with morbid obesity unexpectedly evoked detailed autobiographical memories.

Mobile phone may interrupt sleep

Scientists studied the effect of using a mobile phone before going to bed and found that those who were exposed to phone radiation took longer to reach the deep sleep. – Radiation from mobile phones delays and reduces sleep, and causes headaches and confusion, according to a new study funded by handset manufacturers. The study was published in the peer-reviewed scientific journal: Progress In Electromagnetics Research Symposium (PIERS) Online.

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