CASES of the world’s most infectious disease are still on the rise in England – and experts are asking Brits to be aware of ...

STDs and STIs are a big issue especially for people who do not take protection seriously. Many people think that using ...

RSV is usually contagious for three to eight days. A patient also may be contagious a day or two before experiencing symptoms ...

Four viruses are circulating in the U.S., sparking concerns of a possible “quademic." Here's what to know about risk factors ...

The endTB trial is one of four recent randomized controlled trials testing new, shorter, and less toxic treatment regimens ...

Measles is one of the world’s most contagious diseases. If one person has it, up to 9 out of 10 people nearby will catch it unless they are vaccinated. Mumps, known for painful swelling of the ...

Some types of meningitis are contagious. You can get it from respiratory droplets in close contact with someone. Learn about ...

It's helpful to know that only infectious conjunctivitis (meaning pink eye caused by viruses or bacteria) is contagious.

William Schaffner: Norovirus is an intestinal virus that can make you very, very sick. It is indelicately called winter vomiting disease, and it begins suddenly, often with an explosive vomit that ...

Fever is also a common symptom, although the Centers for Disease Control and Prevention said not everyone with the flu will have a fever. Those infected with the flu are most contagious during the ...