When to see a doctor. See a doctor if you or a loved one has memory problems or other dementia symptoms. Some treatable medical conditions can cause dementia symptoms, so it's important to determine the underlying cause.
A brief history of tobacco. (CNN) -- Tobacco was first used by the peoples of the pre-Columbian Americas. Native Americans apparently cultivated the plant and smoked it in pipes for medicinal and ceremonial purposes.
Tobacco College: A brief history of cigarettes and their use. The Tobacco Era: A description of the evolution of the tobacco industry. National Cigar Museum: The evolution of cigarette smoking, with a small section devoted to teaching how to roll a cigarette.