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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.
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
The average office desk has 400 times more bacteria on it than a toilet.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

