Association of Video Gaming with Cognitive Performance Among Children

This case-control study of children who played and did not play video games examined whether video gaming had a beneficial or detrimental association with cognitive abilities. | Continue reading


@jamanetwork.com | 1 year ago

Ivermectin vs. Placebo on Time to Recovery in Patients with Mild/Moderate Covid

This randomized clinical trial compares the efficacy of ivermectin vs placebo in shortening symptom duration among adult outpatients in the US with symptomatic mild to moderate COVID-19. | Continue reading


@jamanetwork.com | 1 year ago

Covid Vaccine messenger RNA found in breast milk

This cohort study investigates the presence of COVID-19 vaccine mRNA in the expressed breast milk of lactating individuals who received the vaccination within 6 months after delivery. | Continue reading


@jamanetwork.com | 1 year ago

Daily Step Counts/Intensity: Cancer, CVD Incidence, and All-Cause Mortality

Continue reading


@jamanetwork.com | 1 year ago

Folic acid may be an inexpensive and widely available suicide prevention tool

This cohort study examines data from a pharmacoepidemiologic database of US medical claims for patients who filled a folic acid prescription to investigate an association with risk of suicide attempt. | Continue reading


@jamanetwork.com | 1 year ago

Neuropsychiatric Effects of Covid-19 and Other Severe Respiratory Infections

This cohort study of electronic health care data of more than 8 million individuals in England attempts to quantify the neuropsychiatric sequelae following discharge from COVID-19 hospitalization compared with patients surviving hospitalization due to non–COVID-19 severe acute re … | Continue reading


@jamanetwork.com | 1 year ago

Detection of mRNA Covid vaccines in human breast milk

Continue reading


@jamanetwork.com | 1 year ago

Rate of SARS-CoV-2 Reinfection During an Omicron Wave in Iceland

This cohort study estimates the proportion of persons who became reinfected with SARS-CoV-2 during the Omicron wave in Iceland. | Continue reading


@jamanetwork.com | 1 year ago

Molecular Senescence Markers in Depression:Characteristics and Treatment Outcome

This nonrandomized clinical trial evaluates the association between molecular senescence markers and treatment remission in older adults with depression. | Continue reading


@jamanetwork.com | 1 year ago

Association of APOE genotypes and chronic traumatic encephalopathy

Continue reading


@jamanetwork.com | 1 year ago

Obesity Is Now the Top Modifiable Dementia Risk Factor in the US

The most prominent modifiable risk factors for Alzheimer disease and related dementias (ADRD) in the US changed during the past decade, with midlife obesity overtaking physical inactivity at the top of the list. | Continue reading


@jamanetwork.com | 1 year ago

Exploring Links Between Psychosis and Frontotemporal Dementia Using ML

This diagnostic/prognostic study uses machine learning to quantify and compare the expression of structural magnetic resonance imaging patterns of behavioral-variant frontotemporal dementia, Alzheimer disease, and schizophrenia. | Continue reading


@jamanetwork.com | 1 year ago

Graded Sensorimotor Retraining and Pain Intensity for Chronic Low Back Pain

This randomized clinical trial examines the effects of graded sensorimotor retraining, compared with an attention control with sham procedure, in patients with moderate to severe chronic low back pain. | Continue reading


@jamanetwork.com | 1 year ago

Global Changes in Child and Adolescent Physical Activity During the Pandemic

This systematic review and meta-analysis examines studies that used validated measures to document changes in child and adolescent physical activity during the COVID-19 pandemic and estimate how changes differed between potential moderators. | Continue reading


@jamanetwork.com | 1 year ago

Study confirms 235k fewer US Covid deaths due to vaccines

This modeling study of US adults vaccinated against COVID-19 estimates the number of infections, hospitalizations, and deaths prevented by the US COVID-19 vaccination program. | Continue reading


@jamanetwork.com | 1 year ago

Effectiveness of Elastomeric Half-Mask vs. N95 Filtering Facepiece Respirators

This nonrandomized controlled trial compares the effectiveness of elastomeric half-mask respirators with that of N95 filtering facepiece respirators during cardiopulmonary resuscitation. | Continue reading


@jamanetwork.com | 1 year ago

The Mystery of Why Covid-19 Rebounds in Some Patients Who Take Paxlovid

This Medical News feature examines the unexpected phenomenon of symptoms and positive test results recurring in Paxlovid users who’d a few days earlier felt fine and tested negative. | Continue reading


@jamanetwork.com | 1 year ago

Effects of Moderate Alcohol Intake on Fasting Insulin and Insulin Sensitivity

Context Epidemiologic data demonstrate that moderate alcohol intake is associatedwith improved insulin sensitivity in nondiabetic individuals. No controlled-dietstudies have addressed the effects of daily moderate alcohol consumption onfasting insulin and glucose concentrations a … | Continue reading


@jamanetwork.com | 1 year ago

Goals of Care

In this narrative medicine essay, a palliative care physician struggles with her role as physician and as daughter during her elderly parents’ final days. | Continue reading


@jamanetwork.com | 2 years ago

Association Between Physical Activity and Risk of Depression

This systematic review and meta-analysis examines data from published prospective studies of adults to gauge the dose-response association between physical activity and incident depression. | Continue reading


@jamanetwork.com | 2 years ago

SARS-CoV-2 Vaccination and Myocarditis in a Nordic Cohort Study of 23M

This cohort study conducted using nationwide registers assesses the risks of myocarditis and pericarditis after SARS-CoV-2 messenger RNA vaccinations in a combined population of 23.1 million individuals across Denmark, Finland, Norway, and Sweden. | Continue reading


@jamanetwork.com | 2 years ago

Time to Retire the Concept of Transient Ischemic Attack

This Viewpoint argues that evidence shows that transient ischemic attacks are neither benign nor transient and should be retired as a neurological diagnostic term in favor of acute ischemic cerebrovascular syndrome. | Continue reading


@jamanetwork.com | 2 years ago

Covid Smell Loss Linked to Damage in Brain, Study Finds

This cohort study evaluates the association of COVID-19 infection with olfactory bulb by performing an ultrastructural and histopathological analysis of patients with COVID-19 and age- and disease severity–compatible controls. | Continue reading


@jamanetwork.com | 2 years ago

Not on My Watch by Dr Arjun Gupta (2019)

This article describes the experiences of a first-year oncology fellow’s experience as he treats his first patient. | Continue reading


@jamanetwork.com | 2 years ago

Fine Particulate Matter Exposure from Secondhand Cannabis Bong Smoking

This cohort study quantifies the levels of secondhand cannabis smoke from social bong smoking in a home environment. | Continue reading


@jamanetwork.com | 2 years ago

Even Mild Covid-19 May Change the Brain

This Medical News article discusses a large study that found brain structure and cognitive changes months after SARS-CoV-2 infection. | Continue reading


@jamanetwork.com | 2 years ago

Belief in Having Had Covid-19 Linked with Long Covid Symptoms

People who thought they’d been infected with SARS-CoV-2 had more persistent symptoms than those whose infections were confirmed by antibody testing in a recent study. | Continue reading


@jamanetwork.com | 2 years ago

Association of the Gut Microbiota with Cognitive Function in Midlife

This cross-sectional study of US adults examines associations of gut microbial measures with the results of several cognition tests. | Continue reading


@jamanetwork.com | 2 years ago

Growing Influence of State Governments on Population Health in the United States

This Viewpoint discusses how differing political priorities and economic circumstances across the 50 US states has led to the country’s fragmented health policy, widening the gap across the states in health outcomes and life expectancy. | Continue reading


@jamanetwork.com | 2 years ago

Meta-analysis suggest risk reductions of statin treatment are modest

This systematic review and meta-analysis examines the association between absolute reductions in low-density lipoprotein cholesterol levels with treatment with statin therapy and all-cause mortality, myocardial infarction, and stroke. | Continue reading


@jamanetwork.com | 2 years ago

Study findings do not support the use of ivermectin for patients with Covid-19

This randomized clinical trial assesses the efficacy of ivermectin treatment in preventing progression to severe disease among high-risk patients with COVID-19 in Malaysia. | Continue reading


@jamanetwork.com | 2 years ago

Vaccine Dosage and Symptomatic Infection with the Omicron and Delta Variants

This case-control study uses data from the Centers for Disease Control and Prevention Increasing Community Access to Testing platform to estimate the association between receipt of 3 doses of Pfizer-BioNTech BNT162b2 or Moderna mRNA-1273 vaccine, compared with 2 doses or unvaccin … | Continue reading


@jamanetwork.com | 2 years ago

Effect of Sleep Extension on Objectively Assessed Energy Intake Among Adults

This randomized clinical trial examines the energy intake, energy expenditure, and body weight in adults who slept less than 6.5 hours per night. | Continue reading


@jamanetwork.com | 2 years ago

Prevalence and Durability of SARS-CoV-2 Antibodies Among Unvaccinated Adults

This study uses serologic testing to characterize natural immunity and the long-term durability of SARS-CoV-2 antibodies among unvaccinated US adults by history of COVID-19 infection. | Continue reading


@jamanetwork.com | 2 years ago

Ontario: Self-harm or Overdose Among Adolescents Down 25 % during pandemic

This cohort study evaluates the risk of self-harm and overdose among adolescents and young adults during vs before the COVID-19 pandemic. | Continue reading


@jamanetwork.com | 2 years ago

Study suggests long-Covid may be mostly psychological

This cross-sectional study of individuals from the French CONSTANCES cohort assesses whether the belief in having been infected with SARS-CoV-2, having serological test–confirmed COVID-19 infection, or both are associated with persistent physical symptoms often attributed to long … | Continue reading


@jamanetwork.com | 2 years ago

Screen Time Use Among US Adolescents During the Covid-19 Pandemic

This cross-sectional study reviews findings from the Adolescent Brain Cognitive Development (ABCD) Study on digital media use by US youths during the COVID-19 pandemic. | Continue reading


@jamanetwork.com | 2 years ago

Analysis of Neighborhood Food Environment and Diabetes Risk

This cohort study examines the association between neighborhood food environment and risk of type 2 diabetes across different community types in the Veterans Administration Diabetes Risk (VADR) cohort. | Continue reading


@jamanetwork.com | 2 years ago

Mono in Childhood and Risk for a Subsequent MS Diagnosis Among Siblings

This cohort study assesses the association of hospital-diagnosed infectious mononucleosis in childhood and adolescence with risk of a multiple sclerosis diagnosis in young adults using national population registers in Sweden. | Continue reading


@jamanetwork.com | 2 years ago

Assessment of Cognitive Function in Patients After Covid-19 Infection

This cross-sectional study examines rates of cognitive impairment among patients who survived COVID-19 and whether the care setting was associated with cognitive impairment rates. | Continue reading


@jamanetwork.com | 2 years ago

Acute Myocarditis Following Covid-19 mRNA Vaccination in Adults

This cohort study examines the incidence and clinical outcomes of acute myocarditis among adults following mRNA vaccination in an integrated health care system in the US. | Continue reading


@jamanetwork.com | 2 years ago

Surveillance Adverse Events After Covid-19 mRNA Vaccination [1..21d vs. 22..42d]

This study reports an interim analysis of safety surveillance data of 23 serious outcomes following vaccination with 1 of the mRNA COVID-19 vaccines based on comprehensive health records from a large US population. | Continue reading


@jamanetwork.com | 2 years ago

Racial/Ethnic Differences in Covid-19 Vaccine Hesitancy Among Health Workers

This survey study investigates the differences in COVID-19 vaccine hesitancy by race/ethnicity among health care workers at 2 large academic hospitals. | Continue reading


@jamanetwork.com | 2 years ago

Changes in Body Mass Index Among Children and Adolescents During Covid-19

This study compared body mass index of youngsters during the COVID-19 pandemic to the same time in 2019 to determine whether they experienced pandemic-related weight gain. | Continue reading


@jamanetwork.com | 2 years ago

COVID19 Transmission Dynamics Among Close Contacts of COVID19 Index Patients

This cohort study evaluates the association between the timing of exposure to and severity of COVID-19 disease in close contacts of index patients with COVID-19. | Continue reading


@jamanetwork.com | 2 years ago

Is Biomedical Innovation Happening at Theranos Outside Peer Review? (2015)

This Viewpoint discusses the need for scientific transparency when biomedical innovation takes place outside of the peer-reviewed literature. | Continue reading


@jamanetwork.com | 2 years ago

74% of March Madness attendees wore masks correctly

This cross-sectional study examines the mask-wearing behavior of attendees at the 2021 NCAA men’s basketball tournament in an attempt to help other venues prepare for future events during the pandemic. | Continue reading


@jamanetwork.com | 2 years ago

Machine learning models can be used to predict Covid-19 clinical severity

This cohort study evaluates COVID-19 severity and factors associated with severity over time and assesses the use of machine learning to predict clinical severity. | Continue reading


@jamanetwork.com | 2 years ago