-Based on the American research of training CW ops in the military, at least 5 days a week of practice is needed.
-And, at least two sessions of practice, usually one in the AM and another in the PM.
-Length of time should be at least 15-20 minutes. Some say to practice til you get tired.
The American research showed that prolonged practice (like an hour or more at a time) did not help with learning.
-Reward yourself for practice. And record your efforts, time and date, as this will reinforce you and let you see your progress.
-Go to for further info and the neuroscience implications:
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