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What are Zyn nicotine pouches? And are they bad for you?The FDA has given marketing authorization to Zyn nicotine pouches. That doesn't necessarily mean they're safe to use, especially for young people, and experts say there's little evidence that they help adults quit smoking.
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Ozempic-style drugs tied to more than 60 health benefits and risks in biggest study-of-its-kindA large new study has shed light on the wider health impacts of taking Ozempic-style drugs.
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Parents really do have favorites, study suggestsParents are more likely to favor daughters and more-agreeable children, new research suggests, although the findings may only apply to people from certain demographics.
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Argyria: The rare disease that turns people blueArgyria is caused by a buildup of silver in the body, which discolors the skin.
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The 10 deadliest cancers, and why there's no cureThe deadliest cancers aren't necessarily the ones that kill the most people overall; they're the ones with the lowest survival rates.
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1st-of-its-kind database reveals how DNA mutations 'destabilize' proteins, triggering genetic diseaseA new mega-database of half a million mutations may flag new ways of treating genetic disease, scientists say.
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'Red balloon' sprouts from baby's back due to birth defectThe newborn had a birth defect that left a gap in his lower spine, through which tissue pushed out and formed a giant, red, balloon-like structure.
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Tularemia: The 'rabbit fever' that can fatally infect humansTularemia, or "rabbit fever," is an infectious disease that normally affects animals but can spread to humans, sometimes via tick and deer fly bites.
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Woman hospitalized with heat stroke after using sauna for 45 minutesIn a rare medical case, a woman in her 70s was hospitalized with heat stroke after stretching in a sauna for 45 minutes.
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Early study reveals why sleeping pills may not supply the best-quality snoozeA new study in mice suggests that sleeping pills may impede the brain's ability to "cleanse" itself during sleep.
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Situs inversus: The condition where your organs are on the 'wrong' sideSitus inversus is a rare genetic condition that causes the organs in the chest and abdomen to be located on the opposite side from where they're usually found, like a mirror image.
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10 of the strangest medical cases from 2024From fungi brewing alcohol in a person's gut to parasitic brain infections, here are some of the oddest medical case reports we covered in 2024.
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Frosted branch angiitis: A rare eye condition that makes the retina look like a frosted treeFrosted branch angiitis is a rare condition that makes the blood vessels that supply the retina look like the frosted branches of a tree.
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Why are you more likely to catch a cold in winter?Experts explain why you're more likely to catch a cold in the winter than in warmer seasons of the year.
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Fatal familial insomnia: A genetic condition where people never sleep againAs fatal familial insomnia progresses, patients completely stop sleeping and enter a coma-like state that results in death within months.
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Bat poop used to grow cannabis kills 2 in New York in unusual casesTwo men from Rochester, New York died from a type of pneumonia after being exposed to a harmful fungus living in bat poop used to grow cannabis.
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The gut 'remodels' itself during pregnancy, study findsThe inner lining of the small intestine nearly doubles in size during pregnancy and breastfeeding, according to new research in mice and human tissue.
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4 biologists awarded Germany's most prestigious scientific award, worth 2.5 million eurosThe Leibniz Prize is awarded annually to scientists for their "outstanding achievements in the field of research."
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Angelman syndrome: A disorder that stops people walking and speakingAngelman syndrome is a rare disease that disrupts the normal development and function of cells, particularly in the nervous system, leading to severe developmental delays and learning disabilities.
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New mRNA injection is step forward in 'quest' to find preeclampsia cureA new mRNA therapy tested in mice may target the root cause of the potentially fatal pregnancy disorder preeclampsia.
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Body parts grown in the labIn recent years, scientists have successfully grown a range of miniature organs and human body parts in the lab.
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13 proteins tied to brain aging seem to spike at ages 57, 70 and 78A new study claims to have identified 13 proteins associated with either accelerated or decelerated brain aging. However, experts have questioned the practical implications of the findings.
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Gut microbiome may have fueled the growth of humans' big brains, study suggestsA new laboratory study in mice suggests that primates like humans evolved large brains with a helping hand from microbes that live in the gut.
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What's the difference between a cold and the flu?Common colds and the flu differ in many ways, including their causes, some of their symptoms and their treatments.
