It can in the short term. Movements that compress the abdomen, high-impact jostling, reduced blood flow to the digestive tract, and heavy breathing all provoke reflux during a workout. Regular moderate exercise still improves GERD long term through weight management and stress reduction.
Walking, swimming, upright cycling, the elliptical, tai chi, light strength training, and most yoga excluding inversions. Higher-risk options include heavy weightlifting, crunches and sit-ups, sprinting, burpees, and headstands.
At least 2 to 3 hours. A near-empty stomach means there is less available to reflux. If you need fuel first, a small banana, plain crackers, a small portion of oatmeal, or toast with a thin spread are gentler choices.
Running creates a sloshing effect in the stomach while intense effort diverts blood away from digestion and changes the pressure dynamics around the lower esophageal sphincter. Try lower-impact alternatives such as brisk incline walking, and leave a longer gap after meals.
This article is general information, not medical advice. Talk to your doctor about your own symptoms and treatment.