Doping: human growth hormone, steroids, & other performance-enhancing drugs

What is doping?

What is the downside of doping?

Why do athletes take performance-enhancing drugs?

What are some of the most common drugs and substances used to enhance athletic performance?

What are steroids?

Why are steroids so dangerous?

What is human growth hormone?

Why is HGH dangerous?

What is blood doping?

Why is blood doping dangerous?

What are other performance-enhancing drugs and substances?

Why are these other performance-enhancing drugs dangerous

What nutritional supplements do athletes use

and why can they be a problem?

What about "healthy" things, like vitamins and protein powders?

Is doping against the law?

What happened to famous athletes that got caught doping? (Was it really that bad?).