When Navy SEALs carry out dives in Arctic waters, or when rescue teams are diving under ice-covered rivers or ponds, the survival time even in the best wetsuits is very limited — as little as tens of minutes, and the experience can be extremely painful at best. Finding ways of extending that survival time without
Managing type 1diabetes during the first two decades of life is challenging. Insulin requirements change along with the stages of life — childhood, puberty, young adulthood, and beyond. But a 20-year longitudinal study conducted by researchers from Joslin Diabetes Center and Harvard Medical School identifies clear predictors of rising A1C levels in young persons, as
An analysis comparing the intestinal microbiomes of both infants and adults living in rural and urban areas of Nigeria has revealed that not only are there many differences in adults living in subsistence environments versus urban ones but also that these variations begin at a very young age. The study appears June 5 in the
Activation of the immune system by an infection may temporarily disrupt formation of long-term memories in healthy, aging rats by reducing levels of a protein required for brain cells to make new connections, suggests new research published in eNeuro. Cognitive decline in old age is thought to be gradual, as in Alzheimer’s disease. However, an
Psychologists at the University of Sussex have found a link between depression and an acceleration of the rate at which the brain ages. Although scientists have previously reported that people with depression or anxiety have an increased risk of dementia in later life, this is the first study that provides comprehensive evidence for the effect
It can be distressing to witness the pain of family, friends or even strangers going through a hard time. But what if, just like strengthening a muscle or learning a new hobby, we could train ourselves to be more compassionate and calm in the face of others’ suffering? That is the question behind research from
A new study conducted by the Center for Injury Research and Policy and the Central Ohio Poison Center at Nationwide Children’s Hospital found that there were more than 156,000 calls to US Poison Control Centers regarding exposures to attention-deficit hyperactivity disorder (ADHD) medications among children and adolescents 19 years of age and younger from January
Whether you learn to play a musical instrument or speak another language, you’re training your brain to be more efficient, suggests a Baycrest study. Researchers found that musicians and people who are bilingual utilized fewer brain resources when completing a working memory task, according to recently published findings in the journal, Annals of the New
An article published in Nature Medicine with the collaboration of the research group of Dr. Manel Esteller, director of the Epigenetics and Cancer Biology Program of the Bellvitge Biomedical Research Institute (IDIBELL), ICREA Researcher and Professor of Genetics of the University of Barcelona, and Drs. Dave Monk and Isidre Ferrer, from the same center, shows
Skyrocketing drug prices and the looming insolvency of Social Security and Medicare are just two of many pressing issues caused by America’s surging baby-boom population, often referred to as the “Silver Tsunami.” What can be done about it? In a recent article published in The Elder Law Journal, Sharona Hoffman, the Edgar A. Hahn Professor
Starting to play tackle football before age 12 could lead to earlier onset of cognitive and emotional symptoms among athletes who were diagnosed with CTE and other brain diseases postmortem, according to a new study. The findings, from researchers at VA Boston Healthcare System (VABHS) and Boston University (BU) School of Medicine, found that among
Alzheimer’s disease currently affects more than 5.5 million Americans and is one of the costliest diseases to treat, according to the Alzheimer’s Association. Characterized by a buildup of plaque in the brain, few animal models exist that researchers could use to study this devastating disorder. Now, a team of researchers from the University of Missouri,
A collaborative team of researchers at McLean Hospital, a Harvard Medical School affiliate, and Oxford University has found that elevated levels of certain types of lipids (fat molecules) in the brain may be an early sign of Parkinson’s disease (PD). This finding could have significant implications for identifying patients who may be at risk for
Researchers from UCLA and several other institutions found surgeries performed by older surgeons — age 50 and up — have lower patient mortality rates than those performed by younger surgeons, and that patient mortality rates do not differ significantly based on whether the surgeon is male or female. Broken down by age group and adjusting
Donor age does not appear to influence the functionality of stem cells derived from adult body tissues, concludes a new review. The analysis of research on induced pluripotent stem cells (iPSCs) finds that not only are typical signs of aging reversed in iPSCs, but cells derived from both older and younger donors show the same
A cross-like shape helps the electrodes of implantable neurostimulation devices to deliver more charge to specific areas of the nervous system, possibly prolonging device life span, says research published in March in Scientific Reports. The shape, called “fractal,” would be particularly useful for stimulating smaller areas, such as deep brain structures or the retina, since
The rate at which the protein beta-amyloid accumulates into the sticky plaques associated with Alzheimer’s disease (AD) is already slowing by the time a patient would be considered to have preclinical AD, according to a longitudinal study of healthy adults published in JNeurosci. The research suggests that anti-amyloid therapies would be most effective before individuals
A male’s total testosterone level may be linked to more than just sexual health and muscle mass preservation, a new study finds. Low amounts of the hormone could also be associated with chronic disease, even among men 40 years of age and younger. “If we look at data for men from a population level, it
Researchers at University of California San Diego School of Medicine have determined that psychological resilience has a positive effect on health outcomes for people living with schizophrenia. This is the first study to quantitatively assess the effects of both childhood trauma and psychological resilience on health and metabolic function in people living with schizophrenia. Globally
Researchers at USC and Harvard have developed a new approach to repair cells deep inside the ear — a potential remedy that could restore hearing for millions of elderly people and others who suffer hearing loss. The lab study demonstrates a novel way for a drug to zero in on damaged nerves and cells inside
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