It gets worse over time. The disease affects a small area of cells in the middle of the brain.

VOA: special.2009.04.07

At the same time, only two of the eight ancient people who died at an earlier age showed signs of the disease.

VOA: special.2009.12.15

Over time,high blood sugar can lead to blindness, kidney failure, heart disease and nerve damage.

VOA: special.2010.01.13

This is the first time genomes of people suffering from disease have been completed.

VOA: special.2010.03.23

Sometimes, symptoms of the disease appear and then disappear for a long time.

VOA: special.2009.01.06

This means that the disease gets worse as time passes.

VOA: special.2009.01.06

"And with regard to the burden of disease it more than doubled,it increased over that 16 year period of time about 127 percent."

VOA: standard.2010.08.10

Ruhli,who is a medical doctor as well as a paleo-pathologist, says looking back can help scientists look forward, by revealing how the disease evolved over time.

VOA: standard.2010.05.05

As for cost,Dr.Miller says patients with a heart pump spend less time in a hospital and have lower hospital costs than patients with severe heart disease.

VOA: standard.2010.01.27

Senior manager Tshepo Ramodibe said the group hopes to use the upcoming football World Cup, being played for the first time on African soil, to broaden awareness of the disease and the way it can be prevented and treated.

VOA: standard.2010.04.23

"Just imagine,a severe pandemic coming at such a fragile time in a world where there are many people suffering from chronic diseases like heart disease, lung disease,including asthma, cancers,with many more people suffering from HIV, obesity and the list goes on,".

VOA: standard.2009.12.29

"And this fired my imagination. I thought,'My gosh, we could do something like that.'" Sir Clem Renouf, then president of Rotary International, convinced Rotarians across the globe to unite against the disease by raising money to fight the virus and by volunteering their time toward that effort.

VOA: standard.2010.08.02