No nanoparticle risks to humans found in field tests of spray sunscreens

People can continue using mineral-based aerosol sunscreens without fear of exposure to dangerous levels of nanoparticles or other respirable particulates, according to Penn State research published in the journal Aerosol Science and Engineering. The findings, reported by a research team led by Jeremy Gernand, associate professor of industrial health and safety, are a result of…

Who Will Get the Coronavirus Vaccine First?

After months of deliberation and debate, a panel of independent experts advising the Centers for Disease Control and Prevention is set to decide on Tuesday which Americans it will recommend to get the coronavirus vaccine first, while supply is still short. The panel, the Advisory Committee on Immunization Practices, will vote in a public meeting…

A Shifting View on Telemedicine

In March 2019, a robot entered a patient’s room in California and a doctor on its screen told him and his granddaughter that he was dying. This experience, posted to the granddaughter’s Facebook page, was treated as a scandal. Newscasters questioned the humanity of a health care system that would do such a thing. Words…