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Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
The human body produces and destroys 15 million blood cells every second.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
There are more nerve cells in one human brain than there are stars in the Milky Way.