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Ventilators are machines that blow air—or air with extra oxygen—into your airways and your lungs. Your airways are pipes that carry oxygen-rich air to your lungs when you breathe in. They also carry carbon dioxide (a waste gas) out of your lungs when you breathe out.

There are no specific symptoms of overweight and obesity. The signs of overweight and obesity include a high body mass index (BMI) and an unhealthy body fat distribution that can be estimated by measuring your waist circumference.

Information for the influenza season including vaccine composition, dosage and administration, recommendations for specific populations, and more - CDC

It’s spring: time to prevent Lyme disease

Genetic testing may be performed to look for carriers, as well as to screen relatives of people who have cystic fibrosis.

Your doctor may recommend a stent to provide support inside an artery that has become narrowed by plaque buildup from atherosclerosis, or for lung airways that have narrowed due to other medical conditions. Your doctor will discuss the risks and benefits of the procedure with you. Sometimes, a stenting procedure is not recommended or another procedure is recommended instead. Learn more about the use of stents in the following conditions.

Heart valve disease occurs if one or more of your heart valves don't work well. The heart has four valves—the tricuspid, pulmonary, mitral, and aortic valves—that make sure blood flows in the right direction through your heart’s four chambers and to the rest of your body.

Informe revisado por expertos acerca de la aflicción, el duelo y los sentimientos de pérdida de los sobrevivientes de alguien que murió de cáncer. Se trata también la aflicción en los niños.

Resumen de información revisada por expertos acerca del tratamiento del timoma y carcinoma tímico.

If a natural disaster strikes, what will happen to your pet? Be prepared: make a plan and prepare a disaster kit for your pet.