By Andrew M. Seaman

(Reuters Health) - - Deaths among children and adolescents became less common between 1990 and 2015, but not all countries benefited equally from the improvements, according to a new analysis.

Countries with low social and economic statuses shoulder a much larger child and adolescent mortality burden compared to countries with better income, education and fertility levels, researchers found.

By Gerard Gallagher

Oral pre-exposure prophylaxis, or PrEP, for HIV prevention has a similar efficacy in women with “abnormal” vs. “normal” vaginal microbiota, according to recent findings.

By Mary Engel

A Fred Hutch and University of Washington team of virologists and bioengineers led by Dr. Keith Jerome has received a $200,000 grant — the first phase of up to $1.5 million in milestone-driven funding over four years — to develop nanocarrier technology to deliver therapies to reservoirs of dormant, HIV-infected cells.

By Robert Preidt

Getting people worldwide to eat more fruits and vegetables could significantly reduce disability and premature death from heart disease, researchers report.

For the study, investigators analyzed data and previous studies to determine how fruit and vegetable consumption affected the number of "heart disease-related disability-adjusted life years" (DALYs) -- healthy years lost to disability or death -- in 195 countries. Each DALY is one lost year of healthy life.