The optimum frequency is 3 to 4 instances day by day, with the head resting on a single aspect. If you're able to, consider to do this first thing in the morning and yet again in advance of mattress for at least two weeks straight for the most beneficial outcomes. https://www.google.com/maps/d/u/0/edit?mid=1EHBsJjgWu-1iF8p-WBO2p_CVF1qD2HQ&usp=sharing