Novel heart ultrasound measures can be used to predict risk of developing dementia

Published in JAMA, research from the University of Minnesota assessed if there is a link between heart health and dementia.

Traffic-related ultrafine particles found to influence gene regulation in olfactory cells
Exposure to air pollution–derived ultrafine particles alters gene transcription by epigenetic mechanisms, a new study shows. The changes affected, for example, cellular survival.
Exercise may yield improved sleep quality in women with PTSD symptoms
High-intensity exercise can improve sleep quality—possibly by reducing anxiety and hyperarousal symptoms—in women with post-traumatic stress disorder (PTSD) symptoms, according to new research from the University of Georgia's Department of Kinesiology.
Dopamine signals when a fear can be forgotten, study shows
Dangers come but dangers also go and when they do, the brain has an "all-clear" signal that teaches it to extinguish its fear.
From aesthetics to precision: How clear aligners are transforming orthodontic care
Malocclusion affects nearly half of the global population, impacting oral function and aesthetics. Clear aligners have gained popularity due to their discreet appearance and ease of use, but their effectiveness varies depending on the type of tooth movement required.
USDA drops plan to limit salmonella in poultry products
The U.S. Department of Agriculture (USDA) has dropped plans to require poultry companies to limit salmonella bacteria in chicken and turkey products, ending a Biden administration effort to reduce foodborne illness.