A detached retina is a medical emergency requiring immediate care. Surgery is the most common treatment to restore circulation to the retina and prevent permanent vision loss. Retinal detachment ...

and if you do activities that may increase detachment. Some anecdotal sources mention that you could lose sight within hours of retinal detachment, while others say it can take a few days.

Retinal detachment is a serious eye condition that happens when your retina -- a layer of tissue at the back of your eye that processes light -- pulls away from the tissue around it.