Streptococcus pyogenes, which is often called group A Streptococcus, infects people around the world. While estimates vary, these infections could be responsible for the deaths of over half a million ...

Growing research suggests the bacteria left behind by the common childhood infection may trick the immune system into ...

The itching, redness and swelling of an allergic reaction are caused by mast cells—the vigilant first responders of the immune system that spring into action with histamine-filled granules in response ...

Group A Streptococcus bacteria—the cause of strep throat and flesh-eating infections—have been well studied for nearly a century. But researchers at University of California San Diego School of ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A new and unnerving Strep A threat is on the horizon: a version of ...

Streptococci and other bacteria that tend to be reside in the mouth are, when found in gut flora, associated with coronary atherosclerosis and markers of systemic inflammation, according to a study of ...

Five years after the worldwide hyperfocus on COVID-19 began, some are concerned about the next pandemic — whether it could be caused by influenza, bird flu or another pathogen. Too easily overlooked ...

Most of the time, you can avoid complications if you get treated and follow your doctor’s instructions on how often and how long to take antibiotics. You may hear these called “invasive strep ...

Last month, a few minor blisters turned into a flesh-eating nightmare for hiker Wayne Atkins, who developed a dangerous bacterial infection after climbing Mount Garfield, a 4,500-foot peak in New ...

Strep throat is an infection that attacks your throat and tonsils. Strep refers to "group A streptococcus." It's named after the bacteria that causes the disease. This condition is most common in ...