Tylenol in pregnancy linked to higher autism risk, Harvard scientists report

Researchers reviewing 46 studies found evidence linking prenatal acetaminophen (Tylenol) exposure with higher risks of autism and ADHD. The FDA has since urged caution, echoing scientists’ advice that the drug be used only at the lowest effective dose and shortest duration. While important for managing fever and pain in pregnancy, prolonged use may pose risks to fetal development. Experts stress careful medical oversight and further investigation.

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How dehydration secretly fuels anxiety and health problems

Not drinking enough water could intensify stress responses. Researchers found that under-hydrated individuals had cortisol levels more than 50% higher during stressful situations. Poor hydration didn’t make participants feel thirstier, but it did trigger biological signs of strain. Keeping a water bottle handy could help manage stress and safeguard health.

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Clear skin in a week with this breakthrough acne patch

Researchers have created a two-stage acne patch with tiny arrowhead-shaped spikes that deliver healing compounds directly under the skin. Trials showed pimples vanished in seven days, and the technology may expand to treat other conditions.

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Scientists finally reveal the hidden mechanism linking alcohol to fatty liver

Mayo Clinic scientists uncovered how excessive drinking triggers fatty liver disease by disrupting the enzyme VCP, which normally prevents harmful protein buildup on fat droplets in the liver. Alcohol blocks this protective process, allowing fat to accumulate and damage liver cells.

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Wildfire smoke could kill 70,000 Americans a year by 2050

Wildfires are no longer a seasonal nuisance but a deadly, nationwide health crisis. Fueled by climate change, smoke is spreading farther and lingering longer, with new research warning of tens of thousands of additional deaths annually by mid-century. The health costs alone could surpass all other climate damages combined, revealing wildfire smoke as one of the most underestimated threats of our warming world.

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Doctors used music instead of medication—what they saw in dementia patients was remarkable

A groundbreaking pilot in NHS dementia wards is using live music therapy—called MELODIC—to ease patient distress without relying on drugs. Developed by researchers and clinicians with input from patients and families, this low-cost approach embeds music therapists directly into care teams. Early results show improved patient wellbeing and less disruptive behavior, sparking hope for wider NHS adoption.

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Three-person DNA IVF stops inherited disease—eight healthy babies born in UK first

In a groundbreaking UK first, eight healthy babies have been born using an IVF technique that includes DNA from three people—two parents and a female donor. The process, known as pronuclear transfer, was designed to prevent the inheritance of devastating mitochondrial diseases passed down through the mother’s DNA. The early results are highly promising: all the babies are developing normally, and the disease-causing mutations are undetectable or present at levels too low to cause harm. For families once haunted by genetic risk, this science offers more than treatment—it offers transformation.

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Chemicals in consumer products during early pregnancy related to lower IQ, especially in boys

Exposure during the first trimester of pregnancy to mixtures of suspected endocrine-disrupting chemicals found in consumer products is related to lower IQ in children by age 7, according to a new study. This study is among the first to look at prenatal suspected endocrine-disrupting chemical mixtures in relation to neurodevelopment.

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Even the fetus has gut bacteria

A study in humans and mice demonstrated that a fetus has its own microbiome, or communities of bacteria living in the gut, which are known to play important roles in the immune system and metabolism. Researchers also confirmed that the fetal microbiome is transmitted from the mother.

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