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'Poop pills' may ease insomnia by reprogramming the gut microbiome, early study hintsReprogramming the gut microbiome with fecal microbiota transplants could reduce the amount of time people with insomnia spend awake.
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Cells from your mother likely infiltrated your brain in the womb, and they could survive for decades, study revealsMaternal cells that infiltrate children's brains during pregnancy take on different jobs in the brain and may persist into old age.
genetics -
Heart issues tied to 'microdamage' in the brain might raise risk of memory loss, study hintsWhen the heart's pumping function gets weaker, areas of the brain linked to memory show early signs of damage, a study finds.
heart-circulation -
Has there ever been a period in human history without war?Life's Little Mysteries Humans have fought countless wars over the millennia. Has there ever been a time when we weren't fighting?
Life's Little Mysteries -
Century-old tuberculosis vaccine could help treat diabetes, trials hint. How?Repeated doses of a tuberculosis vaccine lowered insulin needs in patients with two forms of diabetes, new trial data show. But more research is needed to prove the benefit.
medicine-drugs -
A cheap arthritis drug shows promise treating RSV in early studyAn arthritis drug reduces the amount of RSV in human respiratory cells, but experts say it's too early to say if it will actually treat the common infection.
medicine-drugs -
A new test could flag people at risk for anemia by filming their eyeballs — no needles requiredA new needle-free technology isn't ready to replace blood draws, but it could serve as a screening tool to flag people who need a full-blown blood test.
heart-circulation -
Are we more closely related to cats or dogs?The answer of whether humans are more closely related to cats or dogs depends on how you look at the question.
cats -
Sperm quality is at its peak in the summer, study findsSeasonal shifts in behavior — not temperature — may subtly influence sperm motility. Whether this variation in sperm quality influences fertility remains to be seen.
reproductive-health -
Synesthesia isn't just in your mind. The body reacts as if the colors were real.Pupil size in people with synesthesia changed depending on how bright or dark the perceived colors were.
health -
Should compulsive shopping and gaming be considered an addiction? Psychiatrists are considering expanding the definition.Mental health professionals recognize problematic gambling as an addiction. Should the same apply to excessive gaming, compulsive sexual behavior and problematic social media use?
health -
Cancer vaccine shows promise against HPV-related throat tumors in early studyIf proven effective in humans, the vaccine could complement standard therapies for HPV-driven cancer, as well as inform the design of therapeutic vaccines for other diseases.
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Men develop cardiovascular disease 7 years before womenMen's heart health tends to decline earlier in life, and the difference is driven largely by coronary heart disease, which appears roughly a decade sooner in men than in women.
2 Commentsheart-circulation -
Wegovy now comes in pill form — here's how it worksThe pill version of Wegovy seems to work just as well as the injectable form, but there are some key differences between the two formulations, experts say.
medicine-drugs -
Why is flu season so bad this year?Flu season in the U.S. is particularly bad this year, and a new branch of the flu family tree may be to blame.
flu -
DNA from ancient viral infections helps embryos develop, mouse study revealsA stretch of viral DNA in the mouse genome gives cells in early-stage embryos the potential to become almost any cell type in the body.
genetics -
It matters what time of day you get cancer treatment, study suggestsGiving immunotherapy earlier in the day can significantly extend patients' survival, compared to giving treatment later in the day, a new study of lung cancer shows.
cancer -
5 genetic 'signatures' underpin a range of psychiatric conditionsA study suggests psychiatric disorders can share the same genetic signatures and that they may stem from shared biological mechanisms.
9 Commentsgenetics -
What was the loudest sound ever recorded?Determining the "loudest recorded sound" depends on how you define sound and on which measurements you choose to include.
6 Commentsphysics-mathematics -
Injecting anesthetic into a 'lazy eye' may correct it, early study suggestsTemporarily shutting down a "lazy eye" triggers a burst of neuronal activity that reverses the condition in animal experiments, a study shows.
neuroscience -
Kissing goes back 21 million years, to the common ancestor of humans and other large apes, study findsScientists traced kissing back to a primate ancestor that lived around 21 million years ago.
primates -
Can brainless animals think?Even without brains, creatures like jellyfish and sea anemones can learn from experience.
2 Commentsanimals -
Aging and inflammation may not go hand in hand, study suggestsDeclining immune responsiveness with age may be driven by changes in immune cells — not by inflammation, as previously thought.
4 Commentsaging -
Did Neanderthals eat anything other than meat?Neanderthals were meat eaters, but new analyses show that their diets included other morsels.
3 Commentsneanderthals
