Why your baby’s first steps may be written in their DNA

Researchers identified 11 genetic loci linked to the age at which infants start walking, revealing that this milestone is influenced by thousands of common genetic variants. These genetic factors also correlate with brain development, cognitive traits, and neurodevelopmental conditions like ADHD.

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Annual blood test could detect cancer earlier and save lives

A single blood test, designed to pick up chemical signals indicative of the presence of many different types of cancer, could potentially thwart progression to advanced disease while the malignancy is still at an early stage and amenable to treatment in up to half of cases, suggests a modelling study published in the open access journal BMJ Open.

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Firefighters and health care workers show elevated PFAS levels in new study

A study including researchers from the University of Arizona Health Sciences and published in the Journal of Exposure Science & Environmental Epidemiology found that firefighters had higher concentrations of certain per- and polyfluoroalkyl substances, or PFAS, and health care workers had moderate elevations of PFAS in their blood with significantly higher odds of two specific PFAS when compared with other essential workers.

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AI tool uses facial images to predict biological age and cancer survival

Eyes may be the window to the soul, but a person’s biological age could be reflected in their facial characteristics. Investigators from Mass General Brigham developed a deep learning algorithm called FaceAge that uses a photo of a person’s face to predict biological age and survival outcomes for patients with cancer.

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Salmonella Outbreak Under Investigation

The US Centers for Disease Control and Prevention is investigating a Salmonella outbreak that had infected seven individuals across six states as of April 24, 2025. Medscape Medical News

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Lactate Levels Signal Risk in AKI Patients

A retrospective study reveals that hyperlactataemia on admission to the intensive care unit is linked to higher mortality in patients with acute kidney injury receiving renal replacement therapy. Medscape News UK

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FDA Approves TAVR in Asymptomatic Severe Stenosis

After a trial shows early intervention prevents hospitalization, the US Food and Drug Administration approves transcatheter aortic valve replacement even in patients without symptoms. Medscape Medical News

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Precision Medicine Transforms Cardiovascular Care

Recent studies confirm that precision tools like OCT and AI-guided procedures are not only safer but also more effective in treating complex cardiovascular conditions. Medscape Medical News

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