When an organ like the brain doesn’t get enough oxygen, the condition is called hypoxia. A complete lack of oxygen to an organ is referred to as anoxia. Learn about their causes, symptoms, and treatment.

If conversations about mental health are new to you, it can be hard to know what you need help with. Read about some resources and things you can do to get help.

COVID-19 is caused by a coronavirus called SARS-CoV-2 that spreads easily from person to person. COVID-19 vaccine can prevent COVID-19 disease. Vaccination can help reduce the severity of COVID-19 disease if you get sick.

Vaccines can prevent disease. Childhood vaccination is essential because it helps provide immunity before children are exposed to potentially life-threatening diseases.

Detailed information on the most common types of digestive disorders, including appendicitis, Barrett's esophagus, celiac disease, constipation, crohn's disease, diarrhea, diverticular disease, gas, gastritis, gastroesophageal reflux disease (GERD), gastr