1 Barbecuing requires a lot of oil, which is the main source of heat.

2 The moisture content of food will decrease, resulting in an increase in calories per unit mass. And if the weight of the same food is much less, you will eat more.

3 Seasonings and other condiments contain excessive amounts of sodium. Water retention in the body is closely related to the amount of sodium ingested. Ingesting a large amount of salt will aggravate uncomfortable feelings such as abdominal bloating, facial swelling, and headaches. Research has long found that a high-salt diet can promote tissue edema. And then gain weight.