Smoking+Dangers

=Smoking Dangers =

There are numerous dangers to your health as a result of smoking cigarettes. These dangers can occur to the people smoking, or even those around.

Tobacco is the single greatest cause of preventable death in the United States and worldwide. Tobacco use leads most commonly to diseases affecting the heart and lungs, with smoking being a major risk factor for heart attacks, strokes, and cancer.

__Secondhand Smoke__

 * Secondhand smoke** from tobacco products used by others. It occurs when tobacco smoke is in the air, causing people to breathe it in. Scientific evidence shows that exposure to secondhand tobacco smoke causes disease, disability, and death.

Passive smoking, or secondhand smoke has played a central role in the debate over the harms and regulation of tobacco products. Despite an early awareness of the harms of secondhand smoke, the tobacco industry has stalled regulation of their products.

__Thirdhand Smoke__
The term "**third-hand smoke**" was recently coined to identify the leftover tobacco smoke that remains after the cigarette is extinguished and secondhand smoke has cleared from the air. R esearch suggests that thirdhand smoke may pose a health risk, though the magnitude of risk, if any, remains unknown.