
Brain changes following traumatic brain injury share similarities with Alzheimer's disease
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Brain changes in people with Alzheimer's disease and in those with mild traumatic brain injuries (TBIs) have significant similarities.
Protecting long-term care residents from outbreaks requires different infrastructure, proper staffing conditions and a culture of quality assurance, researchers have found.
A majority of gay and bisexual Generation Z teenage boys report being out to their parents, part of an uptick in coming out among young people that researchers have noted in recent decades, according to research published by the American Psychological Association. However, stigma and religious beliefs still prevent some young people from disclosing their sexual identity.
What The Study Did: This survey study looked at how common is the use of marijuana in e-cigarettes among students in grades 6 to 12 and also changes in use by racial and ethnic groups from 2017 to 2020.
New research suggests a simple step could help millions of people reduce their risk of heart disease: make sure to get enough vitamin D. Elucidating linkages between skin pigmentation, vitamin D and indicators of cardiovascular health, the new study, combined with evidence from previous research, suggests vitamin D deficiency could contribute to the high rate of heart disease among African Americans.

A new study by researchers from Nagoya University revealed that preoperative sarcopenia and exercise intolerance are associated with higher risks of medium-to-long-term mortality in patients with non-small-cell lung cancer.

A clinical trial was conducted with 240 patients who were given 200,000 IU of vitamin D3 on admission to hospital. The supplementation did not reduce length of stay or affect the proportion requiring intensive care
Newly published papers with data from polls of teens and young adults about COVID prevention show that messaging around their role in protecting others may resonate best in new efforts to promote prevention and vaccination.

In lab tests, researchers found that an optimized ankle exoskeleton system increased participants' walking speed by about 40 percent compared with their regular speed. The researchers hope someday to help restore walking speed in older adults.
In "Traffic Without Police," University of Arkansas law professor Jordan Blair Woods articulates a new legal framework for traffic enforcement, one that separates it from critical police functions, such as preventing and deterring crime, conducting criminal investigations and responding to emergencies.