Many doctors believe this decline in hormone levels triggers the symptoms of PMS. Changes in brain chemicals or deficiencies in certain vitamins and minerals may also play a role. Too many salty foods, alcohol, or caffeine may make symptoms worse as well.
There have been countless flights made since the invention of the airplane by the Wright Brothers in 1903. It should come as no surprise that the first commercial flight in history occurred in the United States. In fact, it occurred on January 1, 1914, three years before the United States entered the first World War.
Today, we wanted to share a lively story we found, about a milestone that occurred on this day 101 years ago. On October 11, 1910, Theodore Roosevelt became the first U.S. President to fly in an airplane. On his way to visit to St. Louis, a year and a half after he left office, he stopped at an aviation field in Kinloch, MO.