A. Every day, glands in the lining of your nose, throat, airways, stomach, and intestinal tract produce about 1 to 2 quarts of mucus -- a thick, wet substance that moistens these areas and helps trap and destroy foreign invaders like bacteria and viruses before they can get into your body and cause infection.
Classical music is art music produced or rooted in the traditions of Western music, including both liturgical (religious) and secular music.
Spanning seventy years, the classical period is a time when composers began pulling in the reigns of the many baroque period musical styles by creating strict compositional rules and regulations. Yet within their rigidity, great composers like Haydn and Mozart were able to create some of the greatest classical music the world has ever known.