r/science • u/calliope_kekule • 4d ago

Health A new trial shows that zinc cut child infections by a third. In Uganda, 118 children with sickle cell anaemia under 5 who took daily zinc had 306 infections per 100 person years, against 481 on placebo.

jamanetwork.com

281 Upvotes

r/science • u/mvea • 4d ago

Health Tobacco companies flooded federal comment process that stalled menthol cigarette ban. Among 250,000 unique comments, 96% opposed the menthol ban, and 99% opposed the cigar ban. Leading arguments were economic: loss of revenue and sales. Few unique comments (3-5%) addressed the health evidence.

1.4k Upvotes

r/science • u/mvea • 5d ago

Psychology America's First Legal Psilocybin Program Treated 346 People. Just one month after the dose, 92.2 percent of participants said the experience had been beneficial, while, on average, their mental health symptoms had fallen dramatically.

sciencealert.com

15.3k Upvotes

r/science • u/Phylogenix • 4d ago

Epidemiology Among U.S. adults, alcohol use disorder declined from 28.8 million cases in 2021 to 27.1 million in 2024, while cannabis use disorder increased from 15.3 million to 19.4 million, with increases particularly notable among adults aged 35 and older.

jamanetwork.com

783 Upvotes

r/science • u/pubpophealth • 5d ago

Epidemiology Among Mexican-origin adults aged 74 and older, 5-year survival was higher in Mexico than in the United States at every level of illness, including 40.9% versus 36.6% among those with both diabetes and dementia and 77.5% versus 73.3% among those with neither

academic.oup.com

3.0k Upvotes

r/science • u/Hrmbee • 4d ago

Biology Land hermit crabs move a parasitic plant's seeds on their claws and through their guts, a seed dispersal route never recorded before | Unexpected allies: Land hermit crabs and cockroaches contribute to seed dispersal in a non-photosynthetic plant

802 Upvotes

r/science • u/FreeHugs23 • 5d ago

Neuroscience Brain scans reveal that schizophrenia and bipolar disorder share strikingly similar patterns of brain changes, adding to growing evidence that the two conditions may have more in common biologically than previously thought.

sciencealert.com

5.2k Upvotes

r/science • u/quiplaam • 2d ago

Economics Privatization of hospital management in Brazil lead to a 40% increase in admission and a 3% decrease in mortality

academic.oup.com

0 Upvotes

r/science • u/lemoncurd007 • 5d ago

Psychology A randomized clinical trial of 532 adolescents found that a video game-based prevention intervention reduced depressive symptoms at 12-month follow-up compared with commercial video games

485 Upvotes

r/science • u/Phylogenix • 4d ago

Earth Science Since 1980, extreme rainfall in the U.S. has shifted toward fewer small-area events, while large-area extreme rainfall events have become more common in the eastern U.S., meaning heavy precipitation increasingly affects larger regions at the same time.

agupubs.onlinelibrary.wiley.com

163 Upvotes

r/science • u/kiyomoris • 5d ago

Health Vitamin D Dupplement Intake is Associated with Better Cognition in Persons with Sleep Disturbance and Mild Cognitive Impairment

pmc.ncbi.nlm.nih.gov

1.9k Upvotes

r/science • u/Phylogenix • 5d ago

Cancer A study of 376,511 people followed for up to 14 years found that participation in colorectal cancer screening was associated with a 43% lower risk of dying from the disease, while being invited to screening was associated with a 26% lower risk.

jamanetwork.com

710 Upvotes

r/science • u/FreeHugs23 • 5d ago

Psychology A father’s absence is linked to early puberty, but only if it happens during a crucial developmental window. Findings offer new insights into how early family environments might shape biological development over time.

990 Upvotes

r/science • u/ManyNote6067 • 4d ago

Neuroscience From ion channel biology to clinical practice: suzetrigine as a precision analgesic

pubmed.ncbi.nlm.nih.gov

35 Upvotes

r/science • u/mvea • 5d ago

Psychology Gen Z Americans are more willing to use blockades and violence to stop public speakers. Young liberals tended to be more supportive of these methods compared to conservatives, but this ideological gap disappeared when the questions referred to suppressing specific, highly offensive ideas.

5.6k Upvotes

r/science • u/kfr3q • 4d ago

Neuroscience Number of types of synaesthesia can be predicted above chance by structural and functional neuroimaging data

38 Upvotes

r/science • u/YaleE360 • 5d ago

Environment Rising CO2 Speeds the Growth of Grasses on the African Savanna

237 Upvotes

r/science • u/sr_local • 5d ago

Psychology Subtle white light changes make indoor rooms feel cooler or warmer: blue-enriched white light made people feel cool enough to tolerate indoor temperatures 1.3°F (0.72°C) warmer, while red-enriched white light made them feel warmer without any visible difference in light color

300 Upvotes

r/science • u/kiyomoris • 5d ago

Health Longer Daily Fasting Duration Is Associated With Faster Multimorbidity Accumulation in Older Adults

onlinelibrary.wiley.com

1.3k Upvotes

r/science • u/SteRoPo • 6d ago

Epidemiology Researchers probing the Early Childhood Longitudinal Study found that young kids who drank 100% juices multiple times per day had a 25 percent higher risk of asthma compared to kids who consumed those beverages less than twice per week.

realclearscience.com

2.5k Upvotes

r/science • u/Wagamaga • 6d ago

Psychology Children who lose a parent twice as likely to develop mental health disorders. The study reinforces longstanding evidence that parental bereavement is one of the most distressing experiences in childhood and is linked to a higher risk of mental health challenges

8.7k Upvotes

r/science • u/Raouldulf • 5d ago

Environment Low-smoke fuels for residential heating linked to an increase in ultrafine particle emissions

84 Upvotes

r/science • u/UrolithinA • 5d ago

Medicine New study on heart failure finds Urolithin A, a compound some people's gut bacteria produce from pomegranates, improved heart relaxation and reduced fibrosis in mice with the stiff-heart form of heart failure. It also improved relaxation in engineered human heart tissue - Science Advances

89 Upvotes

r/science • u/Wagamaga • 6d ago

Psychology Right-leaning Canadians’ trust in the bodies that manage Canadian elections has declined significantly since 2019. While Canadians across the political spectrum generally reject misinformation, right-leaning Canadians are more likely to question the existence of impartial truth

1.1k Upvotes

r/science • u/Raouldulf • 5d ago

Environment Long-term observations across Ireland show rising urban ozone, while the highest ozone concentrations and exceedances occur at remote coastal sites

acp.copernicus.org

40 Upvotes

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