1, origin:

Memorial Qu Yuan

Duanwu eat zongzi, is now generally recognized as a memorial to the great patriotic poet Qu Yuan. Legend has it that in 340 B.C., Qu Yuan, a patriotic poet and a great doctor of Chu, faced with the pain of his country's demise, threw himself into the Bioluo River on May 5, clutching a big stone in his arms in grief and indignation.

The people, in order not to make the fish and shrimp damage his body, have used bamboo tubes filled with rice into the river. Later, in order to show respect and remembrance of Qu Yuan, every day, people will use bamboo tube loaded with rice, throw the river to pay homage, which is China's earliest zongzi a "tube zongzi" origin.

As early as in the Spring and Autumn period, dumplings appeared, to the Jin Dynasty, dumplings were officially designated as Dragon Boat Festival food.

2, moral:

At first, the moral of the dumplings was used as a sacrifice to ancestors and gods, because the ancients believed that the 5th of May was an evil month and day, and must be held on the 5th of May every year, in order to get rid of the plague, to drive away the evil spirits, and to seek good luck.

With the passage of time and change, people over the Dragon Boat Festival to eat dumplings are inherited traditional performance. There are many types of zongzi in different regions, however, the significance of eating zongzi is the same.

Expanded:

Social development and progress, the dumplings have kept pace with society, and now there are a lot of fillings made of rice dumplings, salted egg yolks, and meat, and honey dates.

Then delicious food can not eat more, especially children and the elderly. Rice dumplings contain a lot of sugar, as well as glutinous rice, sticky, the elderly and children's gastrointestinal function is relatively weak.

If you eat too much, it is very easy to cause indigestion and the resulting symptoms of excess stomach acid, bloating, abdominal pain, diarrhea and so on.

Source:Baidu Encyclopedia - Rice Dumplings