Health and medicine news covering public health, clinical care, medical research, biotech, and wellness trends.
Radiologist Matthew S. Davenport argues that direct-to-consumer whole-body imaging often fails to improve health outcomes. He contends that while these tests detect anomalies, they frequently lead to unnecessary interventions for conditions that would not harm the patient, challenging the assumption that early diagnosis always yields better results.
University of Alabama at Birmingham scientists found that indigo wavelengths between 419 and 446 nanometers effectively suppress myopia development in animal models by activating opsin 5. Lead researcher Rafael Grytz founded Electric Indigo to commercialize this approach, proposing indoor lighting or direct eye exposure to slow nearsightedness progression globally.
New research confirms that women's menstrual cycles influence drug effectiveness, specifically regarding COVID-19 vaccines. Women vaccinated during the follicular phase showed higher side effect rates but significantly longer protection compared to those vaccinated in the luteal phase.
A new CDC report reveals a rising prevalence of cannabis hyperemesis syndrome among U.S. teens and young adults, challenging prior assumptions that the condition mainly impacts long-term users. Emergency department visits for CHS have jumped nearly 29% since 2020 in Virginia, with significant spikes also reported in Massachusetts, Northern California, and parts of North Carolina.
New research indicates living within 500 feet of a dry cleaner significantly increases the risk of developing Parkinson's disease. Scientists attribute this correlation to exposure to trichloroethylene, identifying significant risk clusters in New York City and other parts of the United States.
Dr. Daniel W. Jones argues that the American Heart Association's new blood pressure target of 130/80 significantly expands the population eligible for medication, citing evidence linking tighter control to reduced dementia risk and improved cardiovascular outcomes.
The New York Times recounts Olympic medalist Jenny Simpson's sudden cardiac arrest during a community running event in Raleigh, North Carolina. The narrative details her collapse, the immediate intervention by bystander medical professionals, and her subsequent recovery, highlighting the unpredictable nature of heart failure in elite athletes.
A mother recounts her diagnostic odyssey, initially misdiagnosed with gallstones after experiencing severe chest pain during pregnancy. The narrative highlights the critical role of persistent patient advocacy and advanced imaging in uncovering a potentially life-threatening condition that was overlooked by initial medical assessments.
Laura Kelly, a Northern Irish woman with congenital melanocytic naevus, shares her journey from hiding her condition to embracing it. The piece highlights the rarity of the genetic skin disorder and aims to raise awareness while encouraging others with visible differences to find confidence.
The article argues that subjective coldness during warm weather stems from thermoception, where the brain regulates temperature perception based on recent environmental conditions. It explains how prolonged heat exposure alters sensory receptors, making moderate temperatures feel unexpectedly chilly.