The human body can eliminate some inhaled or ingested asbestos, but it cannot remove deeply embedded fibers. Once asbestos fibers penetrate the delicate tissues of your lungs or the lining of your chest cavity, they generally stay there permanently.
There is no single, routine blood or urine test to confirm if you have asbestos fibers in your body. If you suspect exposure, doctors rely on evaluating your occupational history, using diagnostic imaging (like chest X-rays or CT scans) to check for lung scarring, and performing a biopsy to find microscopic fibers.
The lungs are the body organ damaged most by asbestos. Because asbestos is usually inhaled, microscopic fibers travel deep into lung tissue, where they get trapped permanently. This causes severe inflammation and long-term complications:
The earliest signs of asbestos-related lung conditions (like asbestosis or mesothelioma) typically include shortness of breath (initially only during physical activity), a persistent dry cough, and chest tightness or pain. Because symptoms take 20 to 50 years to appear, these subtle changes are often overlooked.
There's no cure for asbestosis once it has developed, as it's not possible to reverse the damage to the lungs. But some treatments can help, including: pulmonary rehabilitation – a programme of exercises and education to help manage your symptoms.
While there is no completely safe level of asbestos exposure, a single 30-minute exposure is generally considered low-risk and highly unlikely to cause illness. Asbestos-related diseases, such as mesothelioma and lung cancer, are typically linked to heavy, long-term or repeated occupational exposure over many years.
The most famous actor who died of mesothelioma is Hollywood icon Steve McQueen.
Your lungs can naturally clear some inhaled asbestos fibers through coughing and a mucus-clearing process, but many fibers become permanently lodged deep inside lung tissue. There is no medical treatment or procedure to remove embedded fibers once they are inside.
Diagnosing asbestosis requires a multi-step evaluation with a lung specialist (pulmonologist). It typically involves a detailed review of your exposure history, a physical exam, imaging tests, and breathing evaluations.
If you have asbestosis, you're at increased risk of developing lung cancer — especially if you smoke or have a history of smoking. Rarely, malignant mesothelioma, a cancer of the tissue around the lung, can occur many years after exposure to asbestos.
The inhalation of airborne asbestos fibers is directly linked to several serious and fatal respiratory diseases. The three primary diseases include:
Symptoms of pleural (chest) mesothelioma
The quickest way to stop worrying about asbestos is to understand that it is only dangerous when friable (crumbling) and physically disturbed. If undisturbed and in good condition, materials containing it pose virtually no risk. The vast majority of asbestos-related diseases occur from heavy, repeated, long-term exposure in occupational settings.
The only way to know if asbestos is affecting your lungs is through a professional medical evaluation. Because there is no simple test to directly detect asbestos fibers in the lung, doctors rely on your exposure history, symptom reviews, and specialized imaging tests.
That information is as follows. For surfacing material, three samples shall be collected from homogeneous areas of less than 1,000 square feet, five from areas between 1,000 and 5,000 square feet and seven from areas greater than 5,000 square feet.
The last stages of asbestosis are characterized by severe, irreversible lung scarring that leads to life-threatening complications. The primary issues are profound respiratory failure, dangerously low blood oxygen levels (hypoxemia), and heart strain (cor pulmonale).
The primary goal of asbestosis treatment is to manage symptoms and slow disease progression, as existing lung scarring cannot be reversed. The most significant advancements involve the use of antifibrotic medications originally developed for other lung conditions to slow the rate of lung function decline.
CT scans combine a series of X-ray views taken from many different angles to produce cross-sectional images of the bones and soft tissues inside your body. These scans generally provide greater detail and might help detect asbestosis in its early stages, even before it shows up on a chest X-ray.
There is no treatment that can reverse the damage done by asbestos, but certain steps can help slow down progression of the disease and relieve symptoms. Avoiding further exposure to asbestos and other irritants such as cigarette smoke will help slow down the disease from progressing.
Both smoking and asbestos are extremely dangerous, but in terms of public health impact, smoking is generally considered worse because it causes a vastly higher number of deaths worldwide.
Early signs of asbestosis are often subtle and develop slowly, typically 10 to 40 years after initial exposure. The most common indicators include:
There is no known safe level of asbestos exposure. While most people who are exposed never get sick, the risk increases with the total amount inhaled. Once inhaled, the fibers remain permanently in the lungs, typically taking 10 to 40 years (or longer) for any symptoms of disease to appear.
Patrick Swayze lived for 20 months after being diagnosed with stage IV pancreatic cancer. He was diagnosed in January 2008 and passed away on September 14, 2009, at the age of 57.
Mesothelioma is often a painful and uncomfortable disease, primarily because tumors develop in the linings of the lungs or abdomen and frequently press against sensitive nerves, bones, and muscles. The most severe physical distress usually stems from progressive breathing difficulties (due to fluid buildup) and aggressive tumor growth.
California has more mesothelioma cases than any other state. Between 1999 and 2022, a total of 7,736 Californians were diagnosed with mesothelioma, according to CDC data. That number is driven by the state's size and long history of asbestos use across multiple industries.