India, Aug. 7 -- The power of your eyeglasses doesn't stay the same forever. It may change over time, but how do you really know when your prescription strength is shifting? Often, you may or may not realise it, but you may be brushing off the signs and discomfort as something else, from a long day's exhaustion, prolonged screen exposure, or stress. But while certain signs may overlap with other health conditions, making you confused or turn a blind eye to vision change.

To explain this overlooked issue, Dr Mahesh Narayan Mathur, head clinical services, Dr Agarwals Eye Hospital, Bellari, told HT Lifestyle the important signs that indicate a change in prescription strength of glasses.

Giving a basic lowdown on why eye power changes may h...