Eyebright herb can easily be found in most health or natural food stores. It is available in teabags, loose dried leaves, powder, liquid, tablets, capsules, tincture, and oil. It is also occasionally packaged with dried bilberries which is also used in the treatment of eye related conditions.
Learner's definition of PREDICTIVE. [more predictive; most predictive] formal. : making it possible to predict what will happen : useful in the prediction of something. The test does not have much predictive value. High blood pressure is predictive of future heart problems.
Predictive analysis is the attempt to predict what could happen. To do this, we need to dig into data and pull out the pieces that can help answer that question. You may have heard of the term data mining to describe such analysis. But just mining the data, and bringing it to the surface, doesn't really DO anything.