Nearly 30 percent of U.S. adults with diabetes are estimated to have diabetic retinopathy, with about 4 percent having a vision-threatening form of the condition, according to a study in theJournal of the American Medical Association.

Healthcare experts say using a laptop may be hazardous to your health. Many laptop computer users end up with incorrect neck or shoulder posture, which can lead to muscle pain in those areas.

A study published in the journal Appetite has found that consuming sugary drinks in moderate quantities does not promote weight gain, carbohydrate craving or adverse mood effects in overweight women when they do not know what they are drinking.

A new study conducted by the University of Michigan Health System has found that elderly people with untreated visual disorders are more likely to develop Alzheimer’s disease. Researchers involved in the study analyzed Medicare data on 625 elderly individuals.

A new study published in the American Journal of Pathology has found that the compound found in red wine known as resveratrol can stop out-of-control blood vessel growth in the eye. It’s a finding researchers say could have implications for preserving vision in some common blinding eye diseases such as diabetic retinopathy and age-related macular degeneration.

Preventing cataracts may be as easy as increasing intake of caffeinated beverages like coffee, tea and soft drinks, according to some new research. The study presented at the 2010 Annual Meeting of the Association for Research in Vision and Ophthalmology found that the caffeine ingredient may be effective in protecting the lens against damage that could lead to the formation of cataracts.

A new study suggests drinking green tea may help protect the eyes from glaucoma and other eye diseases. Researchers at the University of Hong Kong analyzed the eye tissue of laboratory rats that were fed green tea. They found that the eye structures absorbed powerful antioxidants in the beverage called catechins.

A new study appearing in the Journal of Agricultural and Food Chemistry has found that the healthful substances in green tea can penetrate the tissues of the eye and potentially help fight eye diseases such as glaucoma.

A Kansas State University researcher says that Chinese wolfberries can lower the oxidative stress that the eye undergoes as a result of type-2 diabetes.

New research suggests that essential oils may be an inexpensive and effective alternative to antibiotics and could potentially be used to combat drug-resistant hospital superbugs.