10 Tips To Avoid Failure In Keto Extreme. Keto Extreme :-The keto diet has also been reported to improve the quality of sleep. There can be barriers to falling asleep early, especially during the first three to five days of your keto diet. However, once your body gets used to ketosis, it becomes easier for you to fall asleep, sleep more soundly, and wake up fresher. This has been shown in a study of children with treatment-resistant...