Children with ADHD, particularly those treated with methylphenidate, had a higher BMI and shorter height at adulthood than individuals without ADHD. Findings suggest that long-term methylphenidate exposure may be associated with growth and body composition changes.
https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2843415
https://redd.it/1q4wz9k
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Dental hygiene key to predicting mortality, Japanese researchers find
https://www.japantimes.co.jp/news/2026/01/05/japan/science-health/elderly-dental-hygiene/
https://redd.it/1q4kfqj
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L-lactic acid promotes host immune response and inhibits viral infection by inducing Interferon Regulatory Factor 9 (IRF9) L-lactylation
https://www.pnas.org/doi/10.1073/pnas.2521070123
https://redd.it/1q4e8nv
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A prophage-encoded sRNA limits phage infection of adherent-invasive E. coli
https://journals.plos.org/plospathogens/article?id=10.1371/journal.ppat.1013836
https://redd.it/1q47bh5
@r_science
Psychedelics/ psilocybin/ hallucinogen use is rising in the United States; however, emergency and hospital admissions involving hallucinogens remain relatively rare. They account for a small fraction of substance-related hospital admissions, outweighed by alcohol- and opioid-related encounters.
https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2841328
https://redd.it/1q40dgj
@r_science
Six particular depressive symptoms when experienced in midlife (45 to 69 years) predict dementia risk more than two decades later
https://www.ucl.ac.uk/news/2025/dec/specific-depressive-symptoms-midlife-linked-increased-dementia-risk
https://redd.it/1q3uhgp
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Researchers identify two psychological traits that predict conspiracy theory belief. The findings suggest that individuals who perceive the world as fundamentally unjust and those who struggle with uncertain or ambiguous situations are more likely to endorse conspiratorial narratives.
https://www.psypost.org/researchers-identify-two-psychological-traits-that-predict-conspiracy-theory-belief/
https://redd.it/1q3pmh3
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Prior research suggests meditation may slow brain aging and reduce risk of Alzheimer's disease. New randomized clinical trial found that 1 week of daily mindfulness practice with slow breathing decreased plasma amyloid beta levels. Slow breathing may be how meditation influences Alzheimer's risk.
https://onlinelibrary.wiley.com/doi/10.1111/psyp.70182
https://redd.it/1q3nblb
@r_science
Nano-magnets may defeat bone cancer and help you heal: They simultaneously eliminate tumors through magnetic hyperthermia – essentially, burning cancer cells from the inside – while supporting new bone growth, finds new In vitro study in simulated body fluid.
https://newatlas.com/medical-tech/nano-magnets-defeat-bone-cancer-help-heal/
https://redd.it/1q3a2t3
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Bacteria inside tumors suppress the immune response, driving immunotherapy resistance. Head and neck cancer patients with high tumor bacteria levels had poorer outcomes with immunotherapy compared to standard chemoradiotherapy.
https://www.nature.com/articles/s43018-025-01067-1
https://redd.it/1q35msl
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Why Some Bacteria Survive Antibiotics and How to Stop Them - New study reveals that bacteria can survive antibiotic treatment through two fundamentally different “shutdown modes”
https://www.eurekalert.org/news-releases/1111357
https://redd.it/1q2t5lj
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Individuals with high levels of psychopathic traits had a 9.3 times higher risk of developing schizophrenia compared to individuals with low levels of these traits. Individuals classified as psychopathic were 2.37 times more likely to develop schizophrenia compared to their non-psychopathic peers.
https://www.psypost.org/psychopathic-traits-are-associated-with-a-substantially-increased-risk-of-schizophrenia/
https://redd.it/1q2sywu
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Circadian rhythm, the body’s internal clock, may affect a person’s risk of dementia. People with weaker or more irregular body clocks had a higher risk of developing dementia. Being most active later in the day, instead of earlier, was linked to a 45% increased risk of dementia.
https://www.aan.com/PressRoom/Home/PressRelease/5306
https://redd.it/1q2cw7y
@r_science
Research shows that a single binge-drinking episode—about four drinks for women or five for men in two hours—can weaken the gut in measurable ways. Even in healthy adults, alcohol makes the intestinal lining more permeable, allowing bacteria and toxins to enter the bloodstream.
https://onlinelibrary.wiley.com/doi/10.1111/acer.70196
https://redd.it/1q2ugt0
@r_science
Ammonite survival across the Cretaceous–Paleogene boundary confirmed by new data from Denmark
https://www.nature.com/articles/s41598-025-34479-1?fbclid=IwVERDUAPD2H1leHRuA2FlbQIxMABzcnRjBmFwcF9pZAwzNTA2ODU1MzE3MjgAAR5dgcEtDf8XV9FnmYcgAJ9d3ekegUaR97_RGJlC27axaiHExdoU2vOwTE75Gg_aem_aj75S2KHVX09uErPQhryAQ
https://redd.it/1q2ld9w
@r_science
The paper reports the discovery of a rogue planet with a mass similar to Saturn that is drifting through space without a host star.
https://www.science.org/doi/10.1126/science.adv9266
https://redd.it/1q4la7j
@r_science
A new study reveals that microplastics are impairing the oceans’ ability to absorb carbon dioxide, a process scientists find crucial for regulating Earth’s temperature. Microplastics disrupt marine life, weaken the 'biological carbon pump, and even release greenhouse gases as they degrade.
https://www.alphagalileo.org/en-gb/Item-Display/ItemId/267346
https://redd.it/1q4j4yj
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In this randomized clinical trial, adjunctive Omega-3 administration, 1.5 g/d (EPA:DHA, 2:1), did not outperform placebo in youths with Major Depressive Disorder.
https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2843289
https://redd.it/1q4d3f1
@r_science
Restoring a specific protein could rewire the brain in Down syndrome. Researchers have found that mouse models of several neurodevelopmental disorders, including Down syndrome, have altered levels of astrocyte proteins during development.
https://www.cell.com/cell-reports/fulltext/S2211-1247(25)01071-X?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS221112472501071X%3Fshowall%3Dtrue
https://redd.it/1q426ql
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The study reveals that macrophages, key immune cells, fail to properly clear dead and drying cells after peripheral nerve injury, contributing to chronic pain development.
https://www.pnas.org/doi/10.1073/pnas.2511401122
https://redd.it/1q3vzbx
@r_science
Industrial fungal mycelium from Aspergillus niger can be converted into high-performance vegan leather-like materials by valorising existing biomass waste, offering a viable alternative to animal-derived leather with comparable mechanical and thermal properties.
https://www.sciencedirect.com/science/article/abs/pii/S0961953425010748
https://redd.it/1q3r3nm
@r_science
Researchers compared 95 families following vegan, vegetarian or omnivorous diets, where children had been on the diet since birth. Children across all groups had similar growth and bone health. Vegan families showed the best cholesterol and cardiovascular health indices, but had lower iodine levels.
https://www.nature.com/articles/s43856-025-01257-z
https://redd.it/1q3onml
@r_science
Tracing 2500 years of human betaherpesvirus 6A and 6B diversity through ancient DNA - Science Advances
https://www.science.org/doi/10.1126/sciadv.adx5460
https://redd.it/1q3b3fx
@r_science
Detection of Candidozyma (formerly Candida) auris from ward wastewater during an outbreak using culture and molecular methods
https://www.journalofhospitalinfection.com/article/S0195-6701(25)00345-7/fulltext
https://redd.it/1q369zk
@r_science
High-dose risankizumab induces rapid, deep skin clearance in moderate-to-severe psoriasis and sustains remission long after treatment stops, alongside a significant reduction in pathogenic tissue-resident memory T cells within former lesions, supporting its potential as a durable therapeutic option.
https://www.nature.com/articles/s41467-025-67475-0
https://redd.it/1q35pxp
@r_science
Rising food prices linked to increased childhood obesity and chronic malnutrition, due to families prioritizing cheaper calories over nutrient-rich foods. This also results in a 'hidden deficiency' of important micronutrients, which slows down height growth without reducing body weight
https://www.uni-bonn.de/en/news/001-2026
https://redd.it/1q2z6fh
@r_science
A woman’s knowledge of her own anatomy and feelings toward her genitals are strong predictors of her solitary sexual behaviors. Study also suggests that women who engage in self-stimulation during adolescence may experience orgasms more frequently with partners later in life.
https://www.psypost.org/new-study-explores-factors-linked-to-womens-masturbation-habits/
https://redd.it/1q2z3ie
@r_science
Research shows that a single binge-drinking episode—about four drinks for women or five for men in two hours—can weaken the gut in measurable ways. Even in healthy adults, alcohol makes the intestinal lining more permeable, allowing bacteria and toxins to enter the bloodstream.
https://onlinelibrary.wiley.com/doi/10.1111/acer.70196
https://redd.it/1q2ugt0
@r_science
Individuals with high levels of psychopathic traits had a 9.3 times higher risk of developing schizophrenia compared to individuals with low levels of these traits. Individuals classified as psychopathic were 2.37 times more likely to develop schizophrenia compared to their non-psychopathic peers.
https://www.psypost.org/psychopathic-traits-are-associated-with-a-substantially-increased-risk-of-schizophrenia/
https://redd.it/1q2sywu
@r_science
Studies show that scratching overrides itch signals and engages pain-modulating regions in the brain, creating a sense of relief and calm
https://www.ndtv.com/lifestyle/people-are-now-making-rs-9-000-an-hour-by-scratching-someones-back-literally-10201508
https://redd.it/1q2mg2e
@r_science
