The underlying problem is often blockage of the tear ducts which are quite narrow and easily blocked in young babies. When they are blocked the fluid which usually lubricates the eye cannot drain ...

Medically reviewed by Andrew Greenberg, MD Punctal plugs are devices used to treat dry eyes that are placed inside the tear ...

is misleading as it implies occluded drainage and solely nasolacrimal duct pathology. 'Normal' tear dynamics cannot be defined, comprising of a complex interplay of tear production, evaporation ...