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Regular physical activity can help you lose excess weight; improve physical fitness; lower many heart disease risk factors such as “bad” LDL cholesterol levels, increase “good” HDL cholesterol levels, and manage high blood pressure; lower stress and improve your mental health; and lower your risk for other conditions such as type 2 diabetes, depression, and cancer. Even modest amounts of physical activity are good for your health.

Your doctor may diagnose COPD based on your signs and symptoms, your medical and family histories, and the results from diagnostic tests such as pulmonary function tests including spirometry and arterial blood gas tests, or chest x rays or chest computed tomography scans.

It is important to have regular blood pressure readings taken and to know your numbers, because high blood pressure usually does not cause symptoms until serious complications occur. Undiagnosed or uncontrolled high blood pressure can cause complications such as chronic kidney disease, heart attack, heart failure, stroke, and possibly vascular dementia.

La actividad física regular puede ayudarlo a perder el exceso de peso; mejorar el estado físico; disminuir muchos factores de riesgo de enfermedades cardíacas, como los niveles de colesterol LDL "malo", aumentar los niveles de colesterol HDL "bueno" y controlar la presión arterial alta; reducir el estrés y mejorar su salud mental; y reducir el riesgo de otras afecciones, como la diabetes tipo 2, la depresión y el cáncer. Incluso las cantidades moderadas de actividad física son buenas para su salud.

You may have an increased risk of asthma because of your environment or occupation, your family history or genes, other medical conditions, your race or ethnicity, or your sex.

Your doctor will diagnose pneumonia based on your medical history, a physical exam, and test results. Sometimes pneumonia is hard to diagnose because your symptoms may be the same as a cold or flu. You may not realize that your condition is more serious until it lasts longer than these other conditions.

Pneumonia occurs when certain bacterial, viral, and fungal infections cause inflammation in the air sacs, or alveoli, of the lungs. Some of the more common causes in the United States include Streptococcus pneumoniae or pneumococcus bacteria, the influenza or flu virus, and respiratory syncytial virus (RSV).

A blood and bone marrow transplant is currently the only cure for some patients who have sickle cell disease. After early diagnosis, your doctor may recommend medicines or transfusions to manage complications, including chronic pain. Babies who have sickle cell disease may see a hematologist, a doctor who specializes in blood diseases such as sickle cell disease.

There are many types of congenital heart defects. They range from simple to complex and critical.

To screen for iron-deficiency anemia your doctor may order a blood test called a complete blood count (CBC). Prevention of iron-deficiency anemia includes consuming enough iron and controlling other medical conditions that are risk factors for iron-deficiency anemia.