Diabetic Retinopathy, Sugar Balance and Retinal Support

Diabetic Retinopathy, Sugar Balance and Retinal SupportDiabetic retinopathy is a leading cause of blindness among adults. Poor blood sugar balance can damage nerves, so nerve support is crucial for people with diabetes. Diabetic retinopathy is a serious eye condition stemming primarily from imbalances in blood sugar levels. When blood sugar is not properly managed, the body’s delicate nerve tissues, including the retina, can be injured.

At Natural Eye Care, we have examined the research on nutrients that help protect the eye, including the retina and blood flow to the eye. Research has identified oxidative stress and inflammation as key contributors to the onset and development of numerous eye conditions.[1.Levkovitch-Verbin, H. (2015). Retinal ganglion cell apoptotic pathway in glaucoma: Initiating and downstream mechanisms. Prog. Brain Res, 220:37–57.] [2.Kowluru, R.A., Mishra, M. (2015). Oxidative stress, mitochondrial damage and diabetic retinopathy. Biochem. Biophys. Acta. 1852:2474–2483.] [3.Dib, B., Lin, H., Maidana, D.E., Tian, B., Miller, J.B., et al. (2015). Mitochondrial DNA has a pro-inflammatory role in AMD. Biochem Biophys Acta, 1853:2897–2906.] These conditions include macular degeneration, glaucoma, cataracts, macular edema, and diabetic retinopathy. Without intervention, these eye diseases can result in a gradual decline in vision, potentially leading to blindness. Studies suggest that incorporating specific antioxidant and anti-inflammatory nutrients may be beneficial in preventing and managing these eye disorders.[4.Rhone, M., Basu, A. (2008). Phytochemicals and age-related eye diseases. Nutr Rev, 66:465–472.]

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Heart, Not Inner Ear Source of Dizziness

Heart disease, not inner ear problems, appears to be the most common cause of dizziness in elderly patients seen in primary care offices, Dutch researchers say.

In a cross-sectional analysis, cardiovascular disease was the most common cause of dizziness, occurring in 57% of patients. Vestibular disease appeared to be the cause in only 14% of patients, the researchers found.

It is reasonable to think that some inner ear problem is causing episodes of dizziness in elderly patients.  However, in 2010 Dutch researchers determined that heart disease is a more likely common cause.

The researchers did  a cross-sectional analysis, a type of analysis method that looks at an entire population set at one point in time.  They found that heart disease was the cause of dizziness episodes in 57 percent of patients, while inner ear problems were the source of dizziness in only 14 percent of the patients.

Published:  Causes of persistent dizziness in elderly patients in primary care,  Annals of Family Medicine, 2010; 8: 196-205.

Researchers: Maarsingh OR, et al