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Al comienzo, es posible que la EPOC no cause síntomas o que estos sean leves. A medida que la enfermedad empeora, síntomas comunes incluyen tos (con o sin mucosidad), sensación de falta de aire, sibilancias o un silbido o chillido que se producen al respirar y presión en el pecho.

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.

Information and resources concerning noise-induced hearing loss, including: causes, effects, and symptoms of NIHL; who is affected by NIHL; and NIHL prevention and research.

A balance disorder is a condition that makes you feel unsteady or dizzy. If you are standing, sitting, or lying down, you might feel as if you are moving, spinning, or floating. If you are walking, you might suddenly feel as if you are tipping over.

An ear infection is an inflammation of the middle ear, usually caused by bacteria, that occurs when fluid builds up behind the eardrum. Anyone can get an ear infection, but children get them more often than adults. Five out of six children will have at least one ear infection by their third birthday. In fact, ear infections are the most common reason parents bring their child to a doctor. The scientific name for an ear infection is otitis media (OM).

Your sense of smell helps you enjoy life. You may delight in the aromas of your favorite foods or the fragrance of flowers. Your sense of smell is also a warning system, alerting you to danger signals such as a gas leak, spoiled food, or a fire. Any loss in your sense of smell can have a negative effect on your quality of life. It can also be a sign of more serious health problems.

The extent of noise-related damage to your hearing depends on three factors: decibel level, distance, and time. Learn how loud noises can put children’s hearing at risk over time. 

COPD has no cure yet. However, lifestyle changes and treatments can help you feel better, stay more active, and slow the progress of the disease.