Health: Silicosis

 One of the oldest and most dangerous occupational diseases worldwide, silicosis is a type of cystic fibrosis that develops when silica dust particles become trapped in the lungs and form breathing-restricting nodules. These nodules, or scar tissue, handicap the lungs' air sacs, inhibiting the flow of oxygen to and from the lungs. Miners, sandblasters, concrete laborers, and anyone who routinely