And the expulsion velocity—or how fast the air is exiting your body—plays a role, too. If the air is coming out faster, your fart would be more likely to sound louder. Plus, if swallowed air is triggering your fart—as is the case in the majority of farts—they tend to be louder (but less smelly), says Dr. Rice.

How loud can a person fart?

Meanwhile, the volume of sound is measured in decibels. “The different uses of decibels in audio can get complicated,” Parker continues, but for simplicitys sake, he says the average fart likely falls around 80 decibels of SPL, or sound pressure level.

How do I stop loud fart noises?

Preventing gasSit down during each meal and eat slowly.Try not to take in too much air while you eat and talk.Stop chewing gum.Avoid soda and other carbonated beverages.Avoid smoking.Find ways to work exercise into your routine, such as taking a walk after a meal.Eliminate foods known to cause gas.More items

Why are my fart so loud?

Some of the more unpleasant or embarrassing problems with flatulence include: Loud flatus – this is caused by the muscles of the bowel forcing air through the tight ring of muscle at the anus. Excessive flatus – this is caused by swallowing air, eating high-fibre foods, lactose intolerance or some digestive disorders.