People who have symptoms of both asthma and chronic obstructive pulmonary disease (COPD) may have a condition known as asthma-COPD overlap syndrome (ACOS). Asthma is a chronic lung disease that ...

Zollinger-Ellison syndrome is a rare digestive disorder that results in too much gastric acid. This extra gastric acid can cause peptic ulcers in your intestine. Symptoms include abdominal pain, ...

causing symptoms from weakness to paralysis. Most recover, but early treatment is crucial. Infections and, rarely, vaccines can trigger GBS, making this spike notable. Guillain-Barre Syndrome (GBS ...

Here's what to know about flu symptoms in 2025, how to tell if it's something else, and how to protect yourself: But there are some differences. COVID-19 can show up later than the cold or flu ...