Men with low testosterone have a higher risk of hospitalization due to COVID, research finds. Hormone replacement therapy may shield them from severe disease.

After COVID-19, young people have increased cholesterol, high body mass index, and less physical stamina for a time, research finds.

A coating derived from tea tree and cinnamon oils quickly kills bacteria and viruses like SARS-CoV-2, E. coli, and MRSA and keeps killing them for months.

People more distressed during the COVID-19 pandemic were less likely to follow distancing guidelines, but more likely to get vaccinated.

Hacking a surgical mask with two eight-inch rubber bands can "has the potential to save lives and preserve wellness," say researchers.

Hacking a surgical mask with two eight-inch rubber bands can "has the potential to save lives and preserve wellness," say researchers.

The COVID pandemic altered many people's sense of time, leading to trouble keeping track of days and feeling that hours either rushed by or slowed down.

Researchers report a jump in rates of type 2 diabetes among kids during COVID. A shutdown of school activities and sports may help explain why.

COVID-19 vaccine mandates were associated with more nursing home staff getting the jab, but not more choosing to leave their jobs rather than comply.

The COVID-19 pandemic changed the way people use the grocery store. But which option is the worst—and best—for the environment? A new study has answers.