Symptoms include; acidic taste, heart burn, bad breath, chest pain, vomiting and wearing of the teeth.
Complications include; oesophagitis, oesophageal strictures and Barrett's oesophagus.
Risk factors include; obesity, pregnancy, smoking, hiatus hernia and certain medications (antihistamines, calcium channel blockers, antidepressants and sleeping medication)
It is due to poor closure of the gastro-oesophageal sphincter.
Treatments; antacids, H2 receptor blockers, proton pump inhibitors and prokinetics