Increase in tear film lipid layer thickness following treatment with warm compresses in patients with meibomian gland dysfunction.

CONCLUSIONS: Warm, moist compress therapy applied to the skin of the closed eyelids increases TFLLT for subjects with MGD by more than 80%, 5 minutes after initiating treatment and an additional 20% after 15 minutes of treatment. This study supports clinical experience and previous reports on warm, moist compress therapy as an effective treatment for meibomian gland dysfunction.

Read the full study here: http://www.ncbi.nlm.nih.gov/pubmed/12695712