Disclaimer: This is general health information only and is not a substitute for advice from your GP or healthcare professional. 1. What is glaucoma? Glaucoma is a group of eye conditions that damage the optic nerve, usually due to increased pressure inside the eye. It can lead to gradual and permanent vision loss if not

Disclaimer: This is general health information only and is not a substitute for advice from your GP or healthcare professional. 1. What is a stye? A stye (also called a hordeolum) is a painful, red lump on the eyelid caused by a bacterial infection of an eyelash follicle or oil gland. 2. What causes a