If the disease continues to progress, the patient is likely to die, he said.

At the same time, new diseases continue to appear.

And in Britain, the disease continued to take its toll.

Some prostitutes now use condoms, but the disease continues to spread.

Continuous source - when the disease continues to spread for a longer time.

Point source - when the disease continues to spread for a short time.

But if the disease continues, brain cells start to die.

Now broader issues are being raised as the disease continues to spread.

The disease will continue to outbreak for the next 10 years.

He said disease will continue to plague fish farms, as it has in Europe.