For people with severe cancer pain, these are really good.

Q: What can go wrong when patients don't tell doctors about their cancer pain?

As you point out, heroin has been used for years in Britain to control cancer pain.

Q: How come some people don't feel cancer pain until it is too late?

There are many different medicines and methods available to control cancer pain.

This year alone, more than a million Americans will experience serious cancer pain.

Why don't some people feel cancer pain until it is too late?

What are the side effects of medication used to control cancer pain?

Find out what causes cancer pain and which treatments may be right for you.

The pumps also are used by people who have very bad cancer pain.