The percentage of adolescents reporting substance use in 2022 largely held steady after declining significantly in 2021, according to the latest results from Monitoring the Future, a survey of substance use behaviors and related attitudes among eighth, 10th and 12th graders nationwide.

One of the first stages of Alzheimer’s disease involves formation of toxic aggregates, called oligomers, of the protein amyloid beta (Aβ ).

An NIH-funded study found that moderate levels of two outdoor air pollutants—ozone and fine particulate matter—are associated with non-viral asthma attacks in children and adolescents who live in low-income urban areas.

Adults who stay well-hydrated appear to be healthier, develop fewer chronic conditions and live longer than those who may not get sufficient fluids, according to a recent study.

A study of children and adolescents who received a Covid-19 vaccination following multisystem inflammatory syndrome (MIS-C) found that there were no reports of serious complications, including myocarditis or MIS-C reoccurrence.

After injury, the skin has the amazing ability to regenerate. But wounds can get infected and some diseases impair its ability to heal. Nonhealing wounds can lead to pain, loss of function and more serious complications.

The incidence rate of endocarditis—a rare but often fatal inflammation of the heart valves—among patients with cocaine use disorder or opioid use disorder increased from 2011 to 2022, with the steepest increase occurring from 2021 to 2022, a new study reports.

Two randomized, placebo-controlled trials evaluating three Ebola vaccine administration strategies found that all the regimens were safe in adults and children, according to results published in the New England Journal of Medicine.

NIH-funded researchers are launching a large study to evaluate a single dose of intravenous iron to treat women experiencing anemia after giving birth. The study will enroll nearly 5,000 women in Bangladesh, India, Pakistan, the Democratic Republic of Congo, Kenya, Zambia and Guatemala.

An experimental therapeutic cancer vaccine induced two distinct and desirable immune system responses that led to significant tumor regression in mice, reported investigators from NIAID.