Eating too fast, talking while chewing, drinking through a straw, smoking, or chewing gum can cause you to swallow excess air. That air has to escape somehow.

Clue: Frequent burping along with farting often points to excess air intake.

3. Lactose Intolerance Could Be Showing Itself

Many adults gradually lose the ability to digest lactose, the sugar found in milk and dairy products.

When lactose isn’t properly digested, it ferments in the colon, leading to:

  • Gas

  • Bloating

  • Abdominal cramps

  • Diarrhea

Red flag: Gas and bloating within 1–2 hours after consuming milk, cheese, or ice cream.

4. Your Gut Bacteria May Be Out of Balance

Your intestines are home to trillions of bacteria. When this balance is disrupted—due to antibiotics, stress, or poor diet—you may experience excess gas and bloating.

Conditions like small intestinal bacterial overgrowth (SIBO) can dramatically increase gas production.

Pay attention if: Your gas smells unusually foul or is accompanied by persistent bloating.

5. It Could Signal a Digestive Disorder

While rare, excessive flatulence can sometimes be linked to medical conditions such as: