1) The total length of your blood vessels can circle the Earth more than twice.

2) The first modern health insurance policy was introduced in Germany in the late 19th century.

3) The word "cheese" contains three vowels: E, E, and E.

4) Sir Elton John, born Reginald Kenneth Dwight, is an English singer, songwriter, and pianist. With a career spanning over five decades, he is one of the best-selling music artists in the world and has received numerous awards and accolades for his contributions to music.