ISO is one of three determining factors of the exposure of a photo, along with aperture and shutter speed. These two affect the lens and exposure time respectively, with the ISO affecting the sensor (or film). To be more specific, the ISO determines how well exposed a photo will be by changing the sensitivity.
Font Size. A. A. A. Gastroesophageal reflux disease, or GERD, is a digestive disorder that affects the lower esophageal sphincter (LES), the ring of muscle between the esophagus and stomach. Many people, including pregnant women, suffer from heartburn or acid indigestion caused by GERD.
Gastro-oesophageal reflux disease (GORD), what is it and what are the symptoms and treatments. Acid Reflux (Gastro-Oesophageal Reflux Disease; GORD) | myVMC. Acid reflux, gastro-oesophageal reflux disease or GORD, involves inflammation of the lower oesophagus due to the reflux of food and gastric acid.