Apr 13, 2023 · Learn where you’re likely to find high levels of radon, how to test for it, and how it can impact your health. What is radon? Radon is a naturally occurring radioactive gas. It’s produced...

Radon is a contaminant that affects indoor air quality worldwide. According to the United States Environmental Protection Agency (EPA), radon is the second most frequent cause of lung cancer, after cigarette smoking, causing 21,000 lung cancer deaths per year in the United States.

Mar 3, 2025 · Radon is a colorless, odorless, tasteless and invisible gas produced by the decay of naturally occurring uranium in soil and water. Exposure to radon is the second leading cause of lung cancer after smoking.

Nov 7, 2024 · Radon is a naturally occurring gas, but too much exposure over time can lead to serious health conditions. Luckily, there are ways to test for and reduce high radon levels. If you find you have high levels of radon where you live or work, don’t panic.

Radon is an odorless and invisible radioactive gas naturally released from rocks, soil, and water. Radon can get trapped inside homes and buildings, and build up in the air. Over time, breathing in high levels of radon can cause lung cancer. All outdoor and indoor air has some radon in it.

Feb 27, 2025 · Radon is the number one cause of lung cancer among non-smokers, according to EPA estimates. Overall, radon is the second leading cause of lung cancer. Radon is responsible for about 21,000 lung cancer deaths every year. About 2,900 of these deaths occur among people who have never smoked.

Nov 20, 2024 · Radon is a radioactive gas that forms naturally when uranium, thorium, or radium, which are radioactive metals break down in rocks, soil and groundwater. People can be exposed to radon primarily from breathing radon in air that comes through cracks and gaps in …

Jan 23, 2024 · Radon is an odorless and invisible radioactive gas that can lead to lung cancer. Radon can enter your home through construction joints, cavities and cracks inside walls, and sump pumps. High radon levels in the water supply are more likely when its …

Radon is found in groundwater, bedrock, and soil and can creep into your home. Reducing radon levels in the home can help lower the risk of lung cancer. Testing your home is the only way to know if radon levels are high. A collection of CDC features and personal stories about how to reduce radon risk. Radon communication resources from CDC.

Jan 25, 2023 · Radon is one of the leading causes of lung cancer. Radon is estimated to cause between 3% to 14% of all lung cancers in a country, depending on the national average radon level and smoking prevalence. Lung cancer risk is higher for smokers due to synergistic effects of radon and cigarette smoking.