Studies have shown that people may be contagious for about two days before developing COVID-19 symptoms. In fact, right before developing symptoms is when people are likely the most contagious, said ...

Even before Candace Palmerlee tested positive for the coronavirus, she began isolating herself at home, not wanting to pass the infection on to others. When her positive test result was confirmed on ...

When the flu strikes, one of the biggest concerns is how long you might be contagious. Knowing this can help protect your family, friends, and coworkers from catching the virus. This guide from ...