Below is an instruction from Human. Write a response.
    ### Instruction:
    What causes Gas in the Digestive Tract ?
    ### Response:
    People can try to find the cause of gas on their own by keeping a diary of what they eat and drink and how often they burp, pass gas, or have other symptoms. A diary may help identify specific foods that cause gas.
                
A health care provider should be consulted if

    