4. It happens more when your stomach is empty because
When your stomach is empty these sounds are much more noticeable. And this is why we associate this with being hungry. A couple of hours after you eat, the stomach sends signals to your brain to get the digestive system muscles working again.
5. It keeps you healthy
This process helps in cleaning up the food that was missed earlier. It also helps to make you hungry, so you eat as per the need of your body.
6. Duration of this process
The muscle contractions also produce vibrations and the rumbling noise. It may continue for 10 to 20 minutes once initiated, and then repeat every one to two hours until the next meal is ingested.
