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Caffeine
- ... preparations: Don't eat or drink anything with caffeine for eight hours before your test. Keep well ...
- ... epinephrine can be affected by stress, vigorous exercise, caffeine, smoking, and alcohol. If you have questions about ...
- ... Getting regular exercise , which increases blood flow Limiting caffeine and alcohol Avoiding stress These changes should be ...
- ... before the test. Avoid food or drinks with caffeine. Don't smoke or do heavy exercise for ...
- ... prepare for your sleep study: Avoid alcohol and caffeine during the afternoon and evening before your test. ...