Here are the key causes of or contributors to GERD:
- diabetes mellitus
- asthma
- hiatal hernia
- connective tissue disorders such as scleroderma
- genetic factors
- medications
- salivary problems
- slow stomach, due to diabetes, medication, or other factors
- excessive athletic activity
- aging
- obesity
- weakened system
- wearing extremely tight clothing
- confinement to bed, such as that experienced by nursing home patiennts
- other disease