Health
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Why bother?
What makes someone run 26.2 miles? Boston Marathon’s lead psychologist has heard it all.
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Stopping the bleeding
Terence Blue has spent his life managing hemophilia. A new gene therapy offers relief from constant worry and daily needles — ‘I am actually healing faster than I ever have.’
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Immune-system strategy used to treat cancer may help with Alzheimer’s
Turning off checkpoint molecules freed microglia to attack plaques in brain, improved memory in mice
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Is dining with others a sign of happiness?
Shared meals may be a more reliable indicator of well-being than income, Kennedy School researcher says
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Researchers ID genetic disorders that can be treated before birth
Timely detection could reduce morbidity, offer opportunities for early intervention
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How to manage stress during an apocalypse
Psychologist says scrutinizing risk factors, embracing community, adventure are key in age of angst over climate, AI, pandemics
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Working to break heroin’s grip
Specialists in addiction see promise in a more comprehensive approach to treating opioid abuse, aided by medication.
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Relaxation response proves positive
Relaxation-response techniques, such as meditation, yoga, and prayer, could reduce the need for health care services by 43 percent, according to a Harvard-affiliated Massachusetts General Hospital study that looked at participants in a relaxation-response-focused training program.
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Closer view of the brain
A team of researchers has succeeded in imaging — at the nano scale — every item in a small portion of mouse brain. What they found, Lichtman said, could open the door to, among other things, understanding how learning alters the brain.
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Basic care increases odds when headed to the hospital
Patients with trauma, stroke, heart attack, and respiratory failure who were transported by basic life support ambulances had a better chance of survival than patients who were transported by advanced life support ambulances, a study of Medicare patients in urban counties nationwide found.
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A whale of a tale
Great whales’ microbiome shares characteristics with both plant eaters and predators, study finds.
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Easier way to fix hearts
Catheter aided by UV light allows repairs of heart holes without requiring surgery.
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History as mosh pit
Today’s discoveries in DNA technology are as exciting as another era’s moon missions, opening avenues of scientific inquiry and invigorating even longstanding fields, speakers at a Radcliffe science symposium on DNA said.
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Inroads against leukemia
A molecule isolated from sea sponges and later synthesized in the lab can halt the growth of cancerous cells and could open the door to a new treatment for leukemia, according to a team of Harvard researchers.
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Heroin’s descent
A report on the science of getting hooked on heroin, one in a three-part series examining addiction and new ideas for combatting it.
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How coffee loves us back
Research at Harvard and elsewhere has repeatedly tied coffee consumption to health benefits.
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Butter’s benefits melt away
Harvard researchers take a 2014 paper to task and find that butter isn’t one of the good guys. Get your fats from nuts and vegetable oils instead.
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A strong start toward good health: Good choices
Lifestyle choices remain the best way to prevent heart attack, stroke, diabetes, cancer, and cognitive decline, panelists agreed.
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Hope against disease targeting children
Harvard Stem Cell Institute researchers studying spinal muscular atrophy have found molecular changes that help trigger the genetic disease in children.
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‘Achilles’ heel’ of sickle cell disease?
Gene-editing study reveals pathway that could help short circuit sickle cell disease.
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Keeping an eye on screen time
With parents and kids in back-to-school mode, refocusing on the daily demands of homework, sports, and activities, time spent staring at a screen comes at a premium. Steven Gortmaker, professor of the practice of health sociology at the Harvard T.H. Chan School of Public Health, has been studying how we have used and sometimes abused screen time since the 1980s, when he published one of the first studies linking TV watching to obesity.
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Genetic sleuthing
An international team of researchers led by Harvard’s Pardis Sabeti have sequenced the genomes of hundreds of samples of Lassa fever and are using that data to try to unlock the virus’ secrets.
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Filling a void in stem cell therapy
New porous hydrogel could boost success of some stem cell-based tissue regeneration, researchers say.
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Bringing global health home
The world is smaller than ever when it comes to infectious disease, a fact that means people have more at stake than ever before in each other’s health, speakers said at a symposium marking the fifth anniversary of the Harvard Global Health Institute.
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Short lunch periods don’t serve students’ needs
While recent federal guidelines enhanced the nutritional quality of school lunches, there are no standards regarding lunch period length. Many students have lunch periods that are 20 minutes or less, which can be an insufficient amount of time to eat, according to a new study from the Harvard T.H. Chan School of Public Health.
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Why MS symptoms may improve as days get shorter
By first looking broadly at possible environmental factors and then deeply at preclinical models of multiple sclerosis (MS), a BWH research team found that melatonin — a hormone involved in regulating a person’s sleep-wake cycle — may influence MS disease activity.
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How termites ventilate
Research led by a Harvard professor describes in detail how termite mounds are ventilated.
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Understanding the IT band
Research led by Carolyn Eng delivers insights into how the IT band stores and releases elastic energy to make walking and running more efficient.
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A bridge for promising research
Twelve advanced research projects aimed at developing new therapies and diagnostics receive support from Harvard’s Blavatnik Biomedical Accelerator.
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So long, snout
New research shows that bird beaks are the result of skeletal changes controlled by two genetic pathways, shedding light on the origins of one of nature’s most efficient tools.
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Asthma cells scramble like ‘there’s a fire drill’
Until now, scientists thought that epithelial cells — which line not only the lung’s airways but major cavities of the body and most organs — just sat there motionless. A Harvard study shows that in asthma the opposite is true.
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How new biosensors turn E. coli into something valuable
New biosensors developed by Wyss Institute core faculty member George Church enable complex genetic reprogramming of common bacteria like E. coli and could be leveraged for sustainable biomanufacturing, using the metabolic processes of bacterial cells to generate valuable chemicals and fuels.
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Potential treatment for muscular dystrophy
Harvard researchers report that by identifying and mimicking important developmental cues, they have been able to drive cells to grow into muscle fibers capable of contracting in a dish and multiplying in large numbers. This new method of producing muscle cells could offer a better model for studying muscle diseases, such as muscular dystrophy, and for testing potential treatments.
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New hope in old viruses
Harvard Stem Cell Institute researchers at Massachusetts Eye and Ear have reconstructed an ancient virus that is highly effective at delivering gene therapies to the liver, muscle, and retina.
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Inadequate hydration can lead to impaired cognitive, emotional function
Drinking enough water is essential for physiological processes such as circulation, metabolism, temperature regulation, and waste removal. More than half of all children and adolescents in the United States are under-hydrated — probably because they’re not drinking enough water, according to the first national study of its kind from the Harvard T.H. Chan School of Public Health.
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Expanding the brain
New findings reveal how genomic imprinting can dramatically expand biological diversity, and could have important implications for understanding the brain.