Is mouthwash bad for the heart? Here's what the research actually says
Social media videos are claiming that mouthwash can raise the risk of blood pressure—and potentially damage heart health.
Apr 16, 2026
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A two-way brain interface could help restore walking after paralysis by linking thoughts, robotic legs and sensation
Restoring both walking and sensation to patients with paraplegia is an ambitious goal—but a team of researchers from the Keck School of Medicine of USC, the University of California, Irvine (UCI) and the California Institute ...
Apr 16, 2026
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Obesity can derail vaccine response, forcing lung T cells to defend instead
New findings reveal that obesity significantly impaired the quality and longevity of antibody responses to a Pseudomonas aeruginosa vaccine in a mouse model. The impaired antibody production was due to defects in germinal ...
Apr 13, 2026
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'Not your parents' cannabis:' Legalization lights up innovation—but not clinical research
State-level cannabis legalization in the U.S. is producing a lot of innovative ways to get high, but little in the way of evidence-based medical research to improve public health, according to new research from economists ...
Apr 14, 2026
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Genome-wide analysis reveals host–virus genetic interactions in cancer risk
A study from Columbia University Mailman School of Public Health reports a major advance in understanding how interactions between human and viral genomes shape disease risk. The research found that variations in the Epstein–Barr ...
Apr 15, 2026
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Neurobiologists hack brain circuits tied to placebo pain relief
Placebo effects, in which patients experience relief without therapeutic treatment, increasingly have been considered as potentially powerful clinical treatments for ailments such as depression and pain. Yet the neurological ...
Apr 16, 2026
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Taking a closer look at immune 'memory' could spur progress in the fight against lethal illnesses
The average human has about 1.8 trillion immune cells. These cells patrol the body for bacteria, viruses, cancers, and other threats. Vaccines enhance this security system by teaching our immune cells to target specific pathogens. ...
Apr 14, 2026
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Ultra-processed food intake tied to sharply higher obesity risk in adolescents
Adolescents who consume more ultra-processed foods (UPFs) have significantly higher odds of being overweight or obese, according to a new systematic review and meta-analysis published in the open-access journal PLOS One by ...
Apr 15, 2026
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This shrimp-inspired camera sees hidden cancer spread and could transform how surgeons remove lymph nodes
Researchers have developed a compact camera that captures ultraviolet, near-infrared, and visible images using a single chip. Inspired by the multiwavelength vision capability of the mantis shrimp, the camera could help surgeons ...
Apr 16, 2026
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Buprenorphine found to be a safe treatment for opioid addiction in pregnancy
Children born to mothers who used buprenorphine for opioid addiction during pregnancy do not have a greater risk of neurodevelopmental disorders, such as ADHD and autism, compared with children whose mothers took methadone, ...
Apr 15, 2026
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