Why Does Rubbing Tired Eyes Feel Good?

The video explores why rubbing your eyes feels good, highlighting two main reasons: it keeps eyes moist and affects heart rate. It explains the role of basal tears in eye health and how hormones regulate tear production. The video also discusses the tear reflex and its calming effect on heart rate through the oculocardiac reflex. However, it warns against excessive eye rubbing due to potential risks like misshapen corneas and complications during eye surgeries.

What new insight or understanding did you gain from this video?