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On average, the stomach produces 2 L of hydrochloric acid per day.
Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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