Health

Black American COVID-19 patients have an 81% greater risk of needing a ventilator and 36% greater risk of death than white patients. This gap widens with age, which may reflect the health burden of discrimination and racism.

Journal of the National Medical Association

Health

Ultraviolet radiation from sunlight on clear days contributes to inactivating SARS-CoV-2 (the virus responsible for COVID-19) on surfaces.

Health

In the United States, primary and secondary school closures generally reduced both cases and deaths from COVID-19 by roughly 60%.

Health

The use of sodium supplements, such as salt tablets or electrolytes, did not help ultramarathon runners maintain a healthy sodium balance in hot race climates.

Procrastinating studying for exams by going on Facebook made anxiety worse for undergraduate students.

Masks should contain multiple layers of cloth (at least 2-3) to prevent spread of COVID-19, although a single-layer face covering is better than nothing.

Health

More dependence on GPS was associated with using spatial memory strategies less often and less effectively when navigating. Habitual use of GPS might impair spatial memory.

Scientific Reports

Black patients in the U.S. are less likely to receive surgery as treatment for esophageal cancer, making them more likely to die from this type of cancer than white patients.

Health

Vegans had higher levels of unsaturated fats and antioxidants in their blood and lower levels of saturated fats than meat eaters.

Feeding premature infants breast milk instead of formula may improve their cardiovascular health as adults.