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.
(April 2016) Predictive modeling uses statistics to predict outcomes. Most often the event one wants to predict is in the future, but predictive modelling can be applied to any type of unknown event, regardless of when it occurred. For example, predictive models are often used to detect crimes and identify suspects, after the crime has taken place.