Cataracts are cloudy areas that develop in the normally clear lens of the eye. An estimates 20 percent of the world's population, mostly the elderly, have cataracts.

It usually affects smokers. Those with diabestes or heavey metal poisoning and people who have been using steroids for a long time are also at increased risk.

What can prevent cataract - Antioxidants.

There are a number of herbs that can help prevent cataracts:

• Bilberry
• Catnip
• Rosemary
• Brazil nut
• Carrot
• Onion
• Purslane
• Turmeric
• Capers
• Ginger