Eye Freckles? Dark Spots on Iris May Be Caused by Sun Exposure

In a study well-timed for summer, vision scientists have found that eye freckles, dark spots on the colored part of the eye (iris), are more frequently found in people with higher lifetime exposure to sunlight. While not malignant, eye freckles could indicate the presence or risk of sunlight-triggered eye diseases like cataract or macular degeneration, according to Science Daily.

The study, Iris freckles and sun exposure,. Over 600 swimmers had their eyes examined for freckles and filled out a questionnaire that asked about their lifetime sun exposure and sun-protection habits.

Being vegetarian isn't always healthy

Vegetarian diets are widely touted as a healthier option than eating meat .According to Daily mail

Eating a vegetarian diet isn't always healthy and some may increase the risk of heart disease, scientists say.

But experts said that it can lead to a higher risk of heart disease – if vegetarians eat lots of refined grains, potatoes and sweets, and indulge in sweetened drinks.

Poverty & stress put people at greater risk of dementia – Alzheimer’s experts

The stress of poverty and life in disadvantaged neighborhoods raises the likelihood of Alzheimer’s disease, and African Americans are one-and-a-half times more at risk of developing the cognitive disorder than whites, several new studies find.

A single major stressful event early in life can significantly damage a person’s cognitive health later on, according to a study by the University of Wisconsin School of Medicine and Public Health, according to RT.

On average, African Americans experience 60 percent more stressful events than whites over the course of a lifetime, the study found.

Diet rich in tomatoes cuts skin cancer in half in mice

Daily tomato consumption appeared to cut the development of skin cancer tumors by half in a mouse study, according to Science Daily.

The new study of how nutritional interventions can alter the risk for skin cancers.

It found that male mice fed a diet of 10 percent tomato powder daily for 35 weeks, then exposed to ultraviolet light, experienced, on average, a 50 percent decrease in skin cancer tumors compared to mice that ate no dehydrated tomato.

Children 'exercise less as they get older'

The number of children doing an hour of exercise a day falls by nearly 40% between the ages of five and 12.

Figures suggest that by the final year of primary school, just 17% of pupils are doing the recommended 60 minutes of physical activity every day, according to BBC.

A spokesman for Public Health England described the drop in activity levels as "concerning".

More than a third of children in England are overweight by the time they leave primary school.