Continued inhalation of radon gas is linked to which health issue?

Continued inhalation of radon gas is primarily linked to an increased risk of lung cancer. Radon is a colorless, odorless gas that can accumulate in buildings, especially in areas like basements where it seeps in from the ground. When inhaled, radon decays into radioactive particles that can damage lung tissue, leading to mutations and eventually cancer over prolonged exposure.

Statistical data and health studies have shown that radon is the second leading cause of lung cancer after smoking. This highlights the significant risk posed by radon exposure, particularly in homes and workplaces where ventilation may be inadequate. Understanding the connection between radon inhalation and lung cancer is crucial for implementing safety measures in environments where radon levels may be elevated.

In contrast, the other health concerns mentioned, such as asthma, heart disease, and skin cancer, are not directly associated with radon exposure in the same way that lung cancer is. Asthma is typically influenced by environmental factors such as allergens and air pollution. Heart disease arises from lifestyle factors and genetic predisposition, while skin cancer is primarily linked to ultraviolet (UV) radiation exposure rather than inhaled substances.