New discovery reveals how a tiny cellular signal helps shape the human heart
Peer-Reviewed Publication
Updates every hour. Last Updated: 19-Jun-2026 19:15 ET (19-Jun-2026 23:15 GMT/UTC)
Australian researchers have uncovered a crucial new mechanism that helps explain how the heart’s major blood vessels form during early development, and how disruptions to this process can lead to serious congenital heart defects.
New research reveals lmost a third of physicians enrolled in Medicaid didn’t actually care for a single Medicaid patient in 2021, the latest year available. The study underscores a pervasive lack of access to primary care dogging the U.S. health care system — ultimately driving up costs by leaving patients sicker and with more complex conditions.
University of Utah researchers analyzed samples of Salt Lake residents’ hair going back a century to document a 100-fold decrease in lead concentrations, demonstrating the efficacy of environmental regulations that phased lead out of gasoline and paint beginning in the 1970s.
The latest issues of three American Psychiatric Association journals (The American Journal of Psychiatry, Psychiatric Services, and Focus are now available online.
Current school-based mental health support for children from multilingual backgrounds can be “lost in translation” because it is reliant on good proficiency in English, a new study warns.Current school-based mental health support for children from multilingual backgrounds can be “lost in translation” because it is reliant on good proficiency in English, a new study warns.
The familiar labels “night owl” and “early bird,” long used in sleep research, don’t fully capture the diversity of human internal clocks, a new study has found.
The McGill University-led study published in Nature Communications found the two sleep-wake patterns, called chronotypes, contain a total of five distinct biological subtypes, each associated with different patterns of behaviour and health.