<human>: How can I learn about the history of the hula hoop?
<bot>: The hula hoop has been around since ancient times. It is believed to have originated in Hawaii, but it was later brought to other countries by European explorers and missionaries. In the United States, the hula hoop became popular during the 1920s as a toy for children. Today, the hula hoop continues to be used in many cultures as a form of exercise and recreation.