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Vaccinated people with mild breakthrough COVID-19 infections can experience debilitating, lingering symptoms that affect the heart, brain, lungs and other parts of the body, according to researchers at Washington University School of Medicine in St. Louis and the Veterans Affairs St. Louis Health Care System. However, a new study of more than 13 million veterans also found that vaccination against the virus that causes COVID-19 reduced the risk of death by 34% and the risk of getting long COVID-19 by 15%, compared with unvaccinated patients infected with the virus.

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People with neurofibromatosis type 1 (NF1) develop tumors on nerves throughout their bodies. Researchers at Washington University School of Medicine in St. Louis have discovered that nerve cells with the mutation that causes NF1 are hyperexcitable and that suppressing this hyperactivity with the epilepsy drug lamotrigine stops tumor growth in mice.

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Researchers at Washington University School of Medicine in St. Louis have identified a previously unknown function for the fragile X protein, the loss of which is the leading inherited cause of intellectual disability. The researchers showed that the protein modulates how neurons in the brain’s memory center process information, a central part of learning and memory.

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Microbial communities shape our health and the health of our planet. Some are familiar to humans, like the microbes that reside in the gut, known as our microbiome. Others keep fermenting along mostly under the radar.

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Research from the lab of Calvin Lai, assistant professor of psychological and brain sciences in Arts & Sciences, suggests demographics, not bias, is the best predictor of racial discrepancy when it comes to who gets pulled over by police.

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The forthcoming study conducted by researchers at the Olin Business School at Washington University in St. Louis and UCLA shows abortion ruling leak did little to change Americans’ voting intentions.

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Using the properties of a unique class of materials, researchers, including Aravind Nagulu at the McKelvey School of Engineering, may have found a way to dramatically increase the bandwidth available for wireless communications.

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Researchers at Siteman Cancer Center at Barnes-Jewish Hospital and Washington University School of Medicine in St. Louis have found a way to help more patients who want to stop smoking. The successful strategy involves using electronic medical records to help identify smokers when they visit their oncologists and offering help with quitting during such visits.

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While having a child attend a private school or school with above-average instructional quality was associated with better mental health of parents during the COVID-19 pandemic, hybrid school was associated with worse parental mental health, as was working from home, finds a new study from the Brown School at Washington University in St. Louis.

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Researchers at Washington University School of Medicine in St. Louis and Saint Louis University found that less than half of Americans who received treatment for opioid use disorder over a five-year period were offered a potentially lifesaving medication. The numbers were even lower for those with what’s known as polysubstance use disorder — when opioid users also misuse other substances.

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Deer, caribou, bison and other similar animals are often infected by a range of internal parasites, including worms called helminths. Although many of these infections are not lethal, they can still impact health or animal behavior.

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Researchers at Washington University School of Medicine in St. Louis have received a $6 million grant from the National Heart, Lung, and Blood Institute of the National Institutes of Health (NIH) to harness new understandings of the immune system to develop innovative therapies for heart failure and the prevention of organ rejection following heart transplantation.

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A study by researchers at Washington University School of Medicine in St. Louis and the Broad Institute of MIT and Harvard suggests that women who get recurrent urinary tract infections (UTIs) may be caught in a vicious cycle in which antibiotics given to eradicate one infection predispose them to develop another.

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Researchers from the Washington University Center for the Study of Itch and Sensory Disorders have identified a specific neuropeptide and a neural circuit that transmit pleasant touch from the skin to the brain. The findings eventually may help scientists better understand and treat disorders characterized by touch avoidance and impaired social development.

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If Florida’s action to strip Walt Disney World of its status as a special tax district is indeed retaliatory against the company for its opposition to the state’s “Don’t Say Gay” law, as critics call it, then Florida has plainly violated the First Amendment, said a constitutional law expert at Washington University in St.

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Three of four blood tests used to identify people in early stages of Alzheimer’s disease perform differently in Black individuals compared to white individuals, according to a new study from Washington University School of Medicine in St. Louis. Such differences may put Black patients at risk of misdiagnosis.

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By scanning the genomes of nearly 6,000 stroke patients, researchers at Washington University School of Medicine in St. Louis identified two genes associated with recovery. Both are involved in regulating neuronal excitability, suggesting that targeting overstimulated neurons may help promote recovery in the pivotal first 24 hours.

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Crows and ravens are well known for their black color and the harsh “caw” sound they make. They are intelligent birds that use tools, solve complex abstract problems and speak a volume of words. But what is less well appreciated is how diverse they are. Their diversity is accompanied by their ability to live all over the world in a variety of habitats.

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Up to half of older adults may have sleep apnea, a condition in which breathing and sleep are briefly interrupted many times a night. A new study from researchers at Washington University School of Medicine in St. Louis shows that this chronic tiredness can have serious implications for road safety.