They can cause eye problems (such as cataracts and glaucoma), are a risk factor for diabetes and obesity, and can also cause thinning of the bones (osteoporosis).
Zingakwenzela iingxaki zamehlo (ezifana nemilanga nokumfameka), zikubeka emngciphekweni wokuba nesifo seswekile nokutyeba ngokugqithisileyo, yaye zingenza ingxaki yobuthathaka nokuphela kwamathambo.