Modern cataract surgery is a safe, effective procedure, but it wasn't always this way. The earliest record dates back to the fifth century BC.

Cataract surgery is one of the oldest surgical procedures ... The initial attempts involved the creation of multifocal lenses that have concentric rings of different optical strengths so that ...

It is important to note that even if multifocal lenses are implanted during cataract surgery, glasses may still be needed.

If cataract surgery requires a hospital stay ... However, it does pay for monofocal lenses. Although other lenses, including multifocal and toric lenses, are available, Medicare may not cover ...