TB tests use phlegm — not the easiest thing to get or work with. It takes time for results. And there can be false negatives ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

It is not possible to test for a cerebrospinal fluid (CSF) leak at home. However, knowing the possible symptoms of a CSF leak can help a person know when to seek emergency help to receive a diagnosis ...

Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

Doctors can test for gallbladder issues using a combination of physical exams, blood tests, and imaging studies. Several issues can affect the gallbladder, including gallstones, inflammation, or ...

A phlegmy cough and shortness of breath are possible warning signs of chronic obstructive pulmonary disease (COPD). Keeping track of your symptoms and knowing your risk factors can help you test ...

Cologuard is a colon cancer screening test you can do at home. It’s a noninvasive, stool-based test that comes in a kit. You use the kit to collect a stool sample. Then you send the sample to a lab ...

Forbes contributors publish independent expert analyses and insights. Jesse Pines is an expert in healthcare innovation and wellness. This voice experience is generated by AI. Learn more. This voice ...

Doctors typically use different methods based on symptoms and medical history to test for gallbladder issues. These include physical exams, blood tests, ultrasound, and other imaging tests. In ...

Colorectal cancer is the third most diagnosed cancer in adults in the United States. Early detection could prevent more than 90% of colorectal cancer–related deaths, yet more than one third of the ...

A laboratory technician holds a blood sample in Germany. Photographer: Krisztian Bocsi/Bloomberg Senior Correspondent As the world’s population ages, health experts are bracing for higher rates of age ...