Choosing the correct strength of reading glasses is essential to avoid discomfort ... up close Needing to hold reading ...

Misplace your glasses a lot ... and comes in three reading strengths: strong (+2.75 to +3.50), medium (+1.75 to +2.50), and mild (+1.0 to +1.50). Each pair comes with four arm length choices ...

such as arm length or preferred reading distance, which should be considered when prescribing readers or bifocals. Studies have consistently reported that women require reading glasses or bifocal ...