Cigarettes – There are close to 600 ingredients in cigarettes? According to Wikipedia, ammonia is listed as one of the chemicals and, noted in oxygen.org, pesticides are also used in the making of cigarettes.
Just recently published information this year is the fact that not only is it linked to lung disease and heart disease but also a host of other health issues have been tied to tobacco use such as diabetes, colorectal and liver cancer, rheumatoid arthritis, erectile dysfunction and other problems, according to reports released by the surgeon general.
Distance of blood: In the human body, there are about 60,000 miles of blood vessels. The heart pumps about 2,000 gallons of blood through those vessels every day!
Intestines: The small intestine is about four times as long as the average adult is tall.