Start with the damage that fake drugs, for example, can do.

Statistics on fake drugs are hard to come by.

That is where fake drugs are most likely to enter the market.

For several years, Nigeria was drowned in an ocean of fake drugs.

"People had been trading in these fake drugs for years."

China is the source of most of the world's fake drugs, experts say.

The fake drugs appear to have been made in eastern Asia.

It's why medicines are carefully compared to fake drugs, or placebos.

And selling fake drugs carries the same penalty as an attempt to sell the real stuff.

And a new report details the dangers of fake anti-malarial drugs - but what's being done to fight the problem?