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Behavioural scienceAdherence and persistence confirms
Semaglutide and tirzepatide prescriptions in adults with obesity often end within a year
Of 9,189 adults with obesity but no diabetes starting semaglutide or tirzepatide, 18.6% had coverage for 336 days or more.
Peer-reviewed -
Data, models and systemsForecasts and their record refines
Ensemble models of expected US mortality were more accurate than single models
Using weekly US deaths for 2008–2024, ensemble models gave more accurate expected mortality, with better coverage, than single models.
Peer-reviewed -
Data, models and systemsWhat linked data reveals refines
Hepatitis C treatment in one US state's Medicaid rose as access restrictions ended
Hepatitis C treatment initiation in one US state's Medicaid rose as restrictions ended, but peaked at 23% for 2020 diagnoses.
Peer-reviewed -
Data, models and systemsHealth systems and access confirms
Neighbourhood deprivation and excess mortality after clinical risk adjustment in Medicare
Among 4,477,014 Medicare beneficiaries, excess mortality was 0.5 percentage points higher in the most deprived decile than the middle.
Peer-reviewed -
Data, models and systemsForecasts and their record new
People who inject drugs in the US: projected deaths, infections and costs, 2025-2034
A US microsimulation projects 487 249 deaths from injection drug use and $565 billion in healthcare costs over 2025–2034.
Peer-reviewed -
Behavioural scienceDiet, exercise and sleep new
GLP-1/GIP use in US adults rose to 12% by 2025, a third via non-traditional access
GLP-1/GIP use rose from 8.2% to 12.0% of US adults in 18 months, led by weight-loss use.
Preprint · not peer-reviewed -
Behavioural scienceAlcohol and drug use new
Medetomidine appeared in about a quarter of Southern California fentanyl samples by 2026
Medetomidine was first detected in Southern California fentanyl in May 2025 and was present in about 25% by August 2026.
Preprint · not peer-reviewed -
Health todayHeart and stroke refines
Coronary artery calcium in adults aged 30 to 45 and mortality over a median 22.6 years
Among 12,847 adults aged 30 to 45, coronary calcium above 90% had a hazard ratio of 3.71 for coronary death.
Peer-reviewed -
Data, models and systemsHealth systems and access refines
Alcohol screening in US health care rarely leads to brief intervention for heavy drinkers
Most US adults in health care were asked about drinking, but only 4% of heavy drinkers reported a brief intervention.
Peer-reviewed -
Data, models and systemsRevisions and new sources confirms
COVID-19 case reporting in Miami-Dade shifted to affluent block groups as testing grew
Early COVID-19 hot spots sat in lower-income block groups, then shifted to affluent ones as Black neighbourhoods became cold spots.
Peer-reviewed -
Health todayHeart and stroke refines
Childhood segregation and cardiovascular disease onset in Black and White Americans
Childhood residential segregation appeared to delay cardiovascular disease or hypertension in White people and hasten it in Black people.
Peer-reviewed -
Health todayObesity, diabetes and GLP-1 refines
Anti-obesity drugs in routine care: short exposure, smaller weight loss than in trials
In routine care, nearly half of tirzepatide users did not reach 10% weight loss after at least 72 weeks.
Peer-reviewed
