In the early stages of ketosis, the symptoms may be a bit unpleasant. However, as your body adapts to the presence of ketones in the bloodstream, symptoms lessen and change. Early ketosis symptoms usually last for several days or up to a week in some people.
Definition of kilter. : proper or usual state or condition : order out of kilter.
falter. 1  to move uncertainly or unsteadily; totter; stumble. 2  to stumble in speech; speak haltingly; stammer. 3  to act hesitantly; show uncertainty; waver; flinch: to falter under enemy fire. 4  to lose strength, certainty, etc.; weaken: the economy faltered.