Yes, it's quite common. One of the main reasons is the increase of progesterone. Progesterone is a hormone that causes the muscles throughout your body to relax. That includes the digestive system, the slowdown of which creates more gas. These tips may help.
- Avoid or reduce carbohydrate drinks
- Avoid fatty fried foods
- Drink from a glass without using a straw
- Focus on smaller meals throughout the day
- Exercise, which will help stimulate digestion
- Avoid tight clothing around your waist
- Drink plenty of water, which will help prevent constipation
- Eat slowly and chew thoroughly