According to new research, people who have had COVID enjoy strong immunity against the coronavirus for at least a year after they were initially infected. In […]
Many Americans are confused about the proper application of sunscreen and about its sun protection factor (SPF), the American Academy of Dermatology says.
In a study of 11 medical-mystery patients, an international team of researchers led by scientists at the National Institutes of Health and the Uniformed Services University […]