The UAE announced Wednesday it had given nearly 10 million vaccine doses, equal to one for every resident, after warning that those who remained unvaccinated would face restrictions on their movement.

People at high risk for HIV know about prevention pill, but use remains low
Cisgender sexual minority men and transgender women are aware of pre-exposure prophylaxis (PrEP), a daily pill for HIV-negative people to prevent HIV infection, but few are currently taking it, according to researchers at Rutgers.

Welcome to the YOLO Economy
Burned out and flush with savings, some workers are quitting stable jobs in search of postpandemic adventure.

Study explains ‘cocktail party effect’ in hearing impairment
Plenty of people struggle to make sense of a multitude of converging voices in a crowded room. Commonly known as the “cocktail party effect,” people with hearing loss find it’s especially difficult to understand speech in a noisy environment.

George Floyd ‘Changed the World,’ and Other Reflections
Readers discuss a proclamation by Mr. Floyd’s young daughter and note the key roles played by the judge and the teenager who took the nine-minute video.

Florida Superintendent Arrested on Perjury Charge in School Safety Inquiry
The superintendent of Broward County Public Schools, Robert W. Runcie, was arrested as part of a criminal investigation following the Parkland school shooting in 2018.

G.O.P. Bills Target Protesters (and Absolve Motorists Who Hit Them)
As the nation reacts to the guilty verdict a jury handed to Derek Chauvin in the killing of George Floyd, Republican-led states are introducing punitive new measures governing protests.

Inflammatory diet linked to testosterone deficiency in men
Consuming a diet high in pro-inflammatory foods—including foods that contain refined carbohydrates and sugar as well as polyunsaturated fats—may be associated with increased odds of developing testosterone deficiency among men, suggests a study in The Journal of Urology, Official Journal of the American Urological Association (AUA).

Stem cell therapy promotes recovery from stroke and dementia in mice
A one-time injection of an experimental stem cell therapy can repair brain damage and improve memory function in mice with conditions that replicate human strokes and dementia, a new UCLA study finds.

A ‘finger phantom’ to train treatment of trigger finger using ultrasound guidance
Treatment of an injured or diseased joint may require precise insertion of a syringe needle—musculoskeletal sonography can help guide clinicians as they drain fluid from arthritic knees or inject corticosteroids into trigger fingers. However, there is a need for training simulators that allow practice on an inert model, before attempting treatment on a patient.