cataract

Tran’s medical bills from an ongoing battle with diabetes and cataracts and the costs of the increased security measures were the last straw for the family and the market.

UV exposure has also been linked to eye problems, including cataracts.

"UV is important for getting Vitamin D and keeping us healthy, but too much of it can cause skin cancer or eye cataracts," says Dr Michaela Hegglin from the University of Reading's Department of Meteorology.

Long delays for specialist services, including audiology, cataract surgery, neuro-developmental assessment, and respiratory care were also "a major concern".

These procedures also carry a risk of glaucoma and cataracts.