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This year's flu shot was up to 78% effective at preventing hospitalization in kids, early data findsEarly data suggest that the 2024-2025 flu shots have effectively lowered rates of flu hospitalization and outpatient visits in vaccinated people.
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Mystery illness kills over 50 people in the Democratic Republic of the CongoA yet-unidentified illness has killed 53 people and potentially infected hundreds more in the Democratic Republic of the Congo. The World Health Organization is investigating the outbreak.
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Dozens sickened and 12 dead in Listeria outbreak linked to frozen shakesAn ongoing Listeria outbreak has mostly affected people living in long-term care facilities and people who were already hospitalized prior to becoming sick from the infection.
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What happens to the body during an asthma attack?Learn what happens inside the body during an asthma attack and why treatments help prevent or reverse the effects.
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2 'exclusively indoor' cats in Michigan caught bird flu, potentially from their ownersA new report details the bird flu cases of two pet cats in Michigan whose owners work in the dairy industry. Earlier in the month, a data table from the report briefly appeared on the CDC website before being taken down.
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Why America is losing its 50-year 'war on cancer,' according to scientist Nafis Hasan"This line of attack in the War on Cancer has had few meaningful outcomes for cancer patients."
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Biological aging may not be driven by what we thoughtA new study draws a line between random genetic mutations and predictable epigenetic changes used to measure biological aging.
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2nd form of bird flu detected in US cowsA branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.
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Scientists are building an ultimate atlas of the vagina. Here's why.Scientists are studying the vaginal microbiome in populations all around the world to see how it might differ in different people and in health and disease.
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Massive study of 3 million people reveals genetic 'hotspots' linked to bipolar disorderA new study has greatly expanded the number of gene variants thought to be tied to bipolar disorder.
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Massive tuberculosis outbreak sickens dozens in KansasAn ongoing tuberculosis outbreak in two Kansas counties has sickened dozens since January 2024.
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Chinese scientists created mice with 2 dads — and they survived to adulthoodBy modifying 20 regions of the genome, scientists successfully bred mice with two male parents and raised them to maturity.
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Faster brain aging tied to X chromosome inherited from MomFemale mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is linked to faster brain aging.
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FDA bans red dye No. 3 in foodThe FDA will no longer allow red dye No. 3 in foods or ingested drugs, citing evidence that high doses of the dye can cause cancer in male rats. There is no evidence it's carcinogenic in humans.
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Scientists discover new kind of cartilage that looks like fat-filled 'Bubble Wrap'A new study describes a type of cartilage that may have been discovered, forgotten and found again at several points in history.
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'Reanimated' herpes viruses lurking in the brain may link concussions and dementiaA study using lab-made models of the brain suggests that a herpes virus may be a key link between concussions and dementia risk.
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1st deadly case of H5N1 bird flu reported in USThe patient in Louisiana who contracted a severe case of bird flu has died, officials announced.
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Pet cats in Los Angeles County are catching bird flu from raw food, milkThe Los Angeles County Department of Public Health has warned that raw pet food products have tested positive for bird flu and sickened pet cats in the area.
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15 times the brain blew our minds in 2024Lab-grown minibrains, remarkable brain scans and psychedelic trips — take a look back at some of Live Science's most interesting neuroscience stories from 2024.
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10 'superbug' stories from 2024, from bacterial 'Kryptonite' to deep-sea antibioticsAntibiotic and antifungal drug resistance pose a major public health threat. Live Science is covering the spread of this problem and the potential solutions that are emerging in turn.
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Health news quiz: Test your knowledge of medical research from 2024Newfound cells, ancient DNA, groundbreaking surgeries — test your memory of health discoveries from 2024.
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Case report quiz: What's the diagnosis? Test your knowledge of medical cases from 2024Doctors write case reports to call attention to unique, unusual or perplexing medical cases. Do you remember these stand-out cases from 2024?
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The biggest health news of 2024, from bird flu to CRISPRHealth channel editor Nicoletta Lanese looks back on some of our standout health stories from 2024.
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Some schizophrenia cases stem from malformations of the skull, study suggestsA new study hints at a "previously recognized" mechanism that links a rare chromosomal disorder to schizophrenia.
