
Currently, there is no medical treatment to reverse or prevent the development of cataracts. Once they form, there is only one way to achieve clear vision again, and that is to physically remove the cataract or cloudy lens inside the eye and replace it with an artificial intraocular lens (IOL).
In most cases, a mild sedative is given to help relax you. Eye drops to numb the eye and injection are also administered before surgery to make the procedure more comfortable for you.
No. Surgery on both eyes are not recommended to be treated on the same day.
Your eye may feel scratchy, watery, and irritated after surgery. Your vision may also be a little blurry. These symptoms will gradually improve over the next 24‐48 hours. It may take several weeks for your vision to stabilize as your eye continues to heal.
Following cataract surgery, patients are told to rest the remainder of the day. Patients should have someone drive them home.
Many patients can return to work and usual activities within a few days.
Most patients can resume driving within the next few days.
If you choose to have standard cataract surgery which corrects your distance vision, patients may still require glasses or bifocals for most activities. However, Toric, multifocal or presbyopia-correcting IOLs improve the chances of being less dependent on glasses. If you have a desire to be less dependent on glasses, talk to your doctor about these custom cataract lenses.
The cataract cannot come back once it is removed. As such the results are permanent.
You need to refrain from any strenuous physical activity for at least a week after your surgery. Activities that can increase the pressure in your eye could increase the risk of developing complications. After a few days, you can resume lighter activity, such as walking if it is cleared by your doctor. After about four weeks, you should be able to resume a regular exercise routine.
If you don’t treat cataracts, there can be repercussions. In many cases, cataracts will continue to get worse over time and cause a reduction in vision. Your driving can be impacted, as well as the overall quality of your life. Many people actually become legally blind from untreated cataracts, and cataracts that have been untreated for long periods can cause total blindness especially in lens induced glaucoma.
Yes you may.
No, it is important that you are very gentle around your eye. No rubbing is allowed.

Senior Consultant Ophthalmologist
Dr Leo Seo Wei is a Senior Consultant Ophthalmologist in Singapore with over 20 years of experience in cataract treatment. Her career spans extensive practice and specialised training in Singapore and the United States, where she received numerous awards and valuable stints in ophthalmology.
Well recognised for her expertise in cataract, strabismus, myopia control and paediatric ophthalmology, Dr Leo has been invited to teach, speak and conduct live surgical demonstrations at international conferences and masterclasses across Asia-Pacific, Europe and the USA. She has also published numerous peer-reviewed articles, reflecting her commitment to advancing ophthalmic care and sharing knowledge worldwide.
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