Dr Laith Al Rubaiy explains the differences between being sedated or using the numbing spray.

Guts UK’s vision is a world where digestive disorders are better understood, better treated and everyone who lives with one gets the support they need.

Guts UK provides expert, evidencebased information for people affected and funds vital research into digestive diseases of the gut, liver and pancreas.

To make a donation please follow this link https://gutscharity.org.uk/supportus