Antioxidants are substances that can help combat the natural decline of ageing and decrease your chances of contracting many serious conditions, including heart disease and certain cancers. They help defend your cells from damage caused by potentially harmful molecules known as "free radicals", caused by exposure to environmental perils, such as smoking, pollution, sun radiation, or other toxins.
Scientists have found that "free radical damage" could be linked to cancer, vision loss, and a host of other chronic conditions. Studies showed that people with low intakes of antioxidant-rich fruits and vegetables were at greater risk for developing these chronic conditions than were people who ate plenty of those foods.
Some research has found that taking antioxidant supplements can prevent the damage caused by free radicals, thereby promoting longevity and warding off disease. Some strong sources of antioxidants include: