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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
Green tea is able to stop the scent of garlic or onion from causing bad breath.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.