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El principal factor de riesgo de la EPOC es el hábito de fumar. Otros factores de riesgo para la EPOC incluyen exposición prolongada a otros irritantes pulmonares, u otras condiciones médicas como la deficiencia de alfa-1-antitripsina (AAT).

La exposición prolongada a irritantes pulmonares (humo de cigarrillo, aire contaminado, la presencia de vapores químicos, o el polvo) que lesionan los pulmones y las vías respiratorias es la causa de la EPOC. Una rara alteración genética llamada deficiencia de alfa-1-antitripsina (AAT) puede también causar la enfermedad.

La enfermedad pulmonar obstructiva crónica, o EPOC, es una enfermedad progresiva que causa dificultad para respirar. En los Estados Unidos el término EPOC abarca dos enfermedades principales, el enfisema y la bronquitis crónica.

Learn how these investigators' projects aim to break new ground in biomedical, behavioral, and clinical cancer research.

Learn whether diet can help prevent or relieve kidney stones. Unless you have kidney failure, you should drink six to eight, 8-ounce glasses of water a day.

Financial Toxicity and Cancer Treatment discusses the increased financial burdens and pressures that cancer patients and survivors often experience. Learn more about financial toxicity, risk factors, and ways to reduce financial distress in this expert-reviewed summary.

American Samoa Anti-Bullying Laws & Policies

After the age of 18, what used to be considered bullying typically isn't considered bullying anymore. Now it could be a crime. Find out how young adults can get help at StopBullying.gov.

Young children may be aggressive and act out when they are angry or don’t get what they want, but this is not bullying. Find out ways to help young children at StopBullying.gov.

Many other types of aggressive behavior are related to bullying.