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Newly discovered cell type helps shape blood vessel growth in the heart
Researchers have discovered a new cell type that may help regulate blood vessel growth in the heart during development and in response to injury, according to a study from Weill Cornell Medicine. Working with zebrafish, they ...
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New research reveals why modern display colors can look different to different people
A new computational model that accounts for individual differences in human color vision is helping reveal why the colors of today's displays sometimes appear different to different people. The new information could help ...
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Medical research news
Gut bacterial compound worsens brain injury after stroke, study suggests
Researchers at LMU have discovered how a metabolite produced by gut bacteria can influence brain damage after stroke. Their paper is published in the journal Cell.
36 minutes ago
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Alzheimer's disease and aging reshape brain communication in different ways
Both normal aging and Alzheimer's change how different brain regions communicate with each other. But a new study from Lund University reveals that these alterations follow distinct patterns, with disease-related shifts distinguishable ...
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Brain circuit remembers stresses to help shape reactions to them
Researchers at the Icahn School of Medicine at Mount Sinai have identified a previously overlooked brain circuit that helps explain how prior adversity can make the brain more reactive to future stress.
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Hearing aids show promise for cognitive recovery, but dementia prevention remains unproven
People who live long enough have a high chance of losing some of their hearing as they grow older. By age 60, about one in three adults has presbycusis, an age-related decline in hearing caused by changes inside the ear, ...
GLP-1 prescriptions for new mothers have increased sharply
More U.S. women are being prescribed GLP-1 medications after giving birth, particularly those diagnosed with diabetes, according to new research from the USC Schaeffer Center for Health Policy & Economics.
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Endurance exercise rewires liver metabolism differently based on sex, study suggests
Exercise benefits nearly every part of the body, including the liver and metabolism. But new research from the University of Missouri School of Medicine suggests those benefits may not look the same in males and females. ...
2 hours ago
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A molecular switch syncs fat burning to the body clock, our diet and the temperature around us
Brown fat burns fuel to make heat, and this activity is controlled by the body clock: It drops during sleep and rises before waking. But a cold morning or a skipped meal makes demands the clock never planned for. How the ...
3 hours ago
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COVID-19 immunity may help protect against other bat coronaviruses
People who recovered from COVID-19 infection or were vaccinated against SARS-CoV-2 are more likely to have immunity to other closely related bat coronaviruses that could threaten future human health.
2 hours ago
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How the brain learns to predict what to fear based on past experiences
Rutgers researchers are revealing how the brain decides which sensory experiences previously associated with an adverse experience should trigger a fear response.
3 hours ago
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How sex chromosomes influence lifelong health beyond determining biological sex
A new review published in Science brings together growing evidence that the X and Y chromosomes do more than determine biological sex. They also shape how cells function, age and respond to disease.
3 hours ago
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Higher daily step counts linked to fewer mental health problems in early adolescence
Every extra walk to school, casual soccer game in the park or trip to the store could be doing more for teenage mental health than first thought, according to new research tracking thousands of adolescents in the U.S.
3 hours ago
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Discovery explains how immune cells target DNA mutations to improve antibodies
Scientists at the Montreal Clinical Research Institute (IRCM), led by Université de Montréal medical professor Javier Di Noia, have shed light on a fundamental mystery in immunology: How do immune cells manage to concentrate ...
4 hours ago
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Sleep hours miss part of story: Young adults lose sleep quality, not hours, amid heat, noise and light
Between college dormitories and cramped apartments, young adults often live in environments that can be loud, bright or uncomfortable, making it difficult to reliably get a good night's sleep, according to Adwoa Dadzie, a ...
4 hours ago
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Single psilocybin dose linked to increased social exploration in OCD mouse model
Obsessive–compulsive disorder (OCD) is a psychiatric condition characterized by recurrent obsessions, or unwanted thoughts, typically accompanied by repeated actions that seem difficult to control, also known as compulsions. ...
Smartphone ownership linked to higher risk of eating disorder symptoms among 12-year olds
Take a walk down the street, and you'll see that most people are holding a smartphone. From older people to toddlers, screens have taken over much of our lives. While younger children have some adult supervision over how ...
Magnetic therapy headset shows improved cognitive function and mood in people with long COVID
A new study led by researchers from the Icahn School of Medicine at Mount Sinai and published in Brain Communications found that a transcranial low-amplitude magnetic field intervention delivered twice weekly into the brain ...
5 hours ago
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Immune aging accelerates around 40 and 60, with key differences between men and women
It's one of the biggest mysteries of age-related research: Despite living longer, women are more likely than men to develop age- and immune-related conditions, yet the biological reasons behind these differences remain poorly ...
6 hours ago
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How loss of the critical tumor suppressor p53 enables mutant cells to expand through normal tissue
A protein known as p53 is, of all tumor suppressors in human cancer, the most frequently altered by gene mutations. When mutations cause it to be absent or nonfunctional, its loss can allow populations of mutant cells to ...
3 hours ago
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