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Vasculitis occurs when your immune system injures your blood vessels by mistake. What causes this to happen is not fully known, but when it occurs, your blood vessels become inflamed and can narrow or close off. Rarely, the blood vessel wall may weaken, causing it to expand or bulge. This bulge is known as an aneurysm.

Los cambios en las funciones normales del cuerpo, ya sean causados por los genes o por el medio ambiente, pueden provocar la presión arterial alta. Estos cambios incluyen cambios en el equilibrio entre los líquidos y la sal en los riñones, así como cambios en el sistema renina angiotensina aldosterona, en la actividad del sistema nervioso simpático, y en la estructura y función de los vasos sanguíneos.

Treatments for hypersensitivity pneumonitis usually include avoidance strategies and medicines such as corticosteroids or immunosuppressive that reduce inflammation. Other supportive therapies include oxygen therapy, bronchodilators, or opioids. Occasionally, lung transplants are used to treat severe chronic disease in some patients.

Por lo general, se considera que un adulto tiene un peso saludable cuando su índice de masa corporal (IMC) está entre 18.5 y 24.9. Aprenda sobre los riesgos para la salud que tienen el sobrepeso y la obesidad y sobre los beneficios de mantener un peso saludable.

Heart failure is a condition in which the heart can't pump enough blood to meet the body's needs because it can't fill with enough blood and/or can't pump blood to the rest of the body with enough force.

You can take action to prevent heart disease and heart failure by avoiding illegal drugs, being physically active, following a heart-healthy eating plan, quitting smoking, and maintaining a healthy weight.

Your doctor will diagnose heart valve disease based on your medical and family histories, a physical exam, and results from one or more tests: electrocardiogram (EKG), chest x ray, echocardiography, cardiac catheterization, stress testing, and cardiac magnetic resonance imaging (MRI).

Metabolic syndrome has several causes that act together. You can control some of the causes, such as overweight and obesity, an inactive lifestyle, and insulin resistance. You can’t control other factors, such as growing older, genetics, or coexisting conditions such as excessive blood clotting and constant, low-grade inflammation.

Doctors usually detect mitral valve prolapse when they hear a heart murmur or abnormal heart sounds during a physical exam. To diagnose this condition your doctor may order the following tests and procedures: echocardiography with Doppler ultrasound, chest x ray, and electrocardiogram (EKG).

The U.S. Department of Health and Human Services (HHS) has released physical activity guidelines that recommend the types and amounts of physical activity that children and youth age 6 or older, adults, people over the age of 65, women who are pregnant or just had a baby, and other groups can do.