Almost everyone has trouble sleeping once in a while. Sometimes your mind keeps racing with new ideas long after your body is ready to shut down for the evening

Seeing things that aren't really there, thinking thoughts you would never normally have thought— hallucinogenic drugs work on the body by altering the way a p

Blow, snow, crack . . . Whatever you call it, cocaine is a big problem in the United States and Canada. More than a million individuals in the United States can

Marijuana. It's been called a gateway drug, an introduction to the world of harder illegal drugs. Yet many people consider it to be a safe drug—at least safer