Tech news

29 October 2021
Autumn 2021

A glance at what’s happening in the world of technology.

What links vitamin C to bleeding retinas?

Scientists have discovered an association between retinal bleeding, bleeding gums and low levels of vitamin C, according to a study published in Nutrition Reviews.

The study was conducted following the suggestion from research that the ascorbic acid (AA) intake recommended by the World Health Organization was too low to prevent microvascular fragility.

It found consistent evidence from examining 15 trials that setting human AA requirements based on scurvy prevention leads to AA plasma levels that may be too low to prevent increased gingival bleeding. 

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Related further reading

Glaucoma is the second leading cause of irreversible sight loss in the UK and affects over one million people, which is predicted to rise by 100,000 cases to 1.145 million people by 2030*.

The government has progressed its commitment to moving more care from hospitals to communities.

The College of Optometrists has published its first issue of Ophthalmic and Physiological Optics (OPO), its flagship international and interdisciplinary research journal for contemporary vision science and optometry, with its new publishing partner Springer Nature this month.