Breath training device, by means of two stationary chambers (10, 12), wherein this by means of rotationally fixed relative to one another, upwardly open vessels (2, 6) are formed by a rotatable metering cover (8) are closed, wherein both the inner as well as the outer chamber (10, 12) a plurality of openings (18, 20, 22, 26, 28) for the introduction, dividing and removal of the inspiration and expiration flow flows, characterized in that, by means of corresponding application of a breathing hose as well as of a stenosis plug (54) to a selection of the openings (18, 20, 28) and corresponding rotation of the dosing cap (8) the breath of exercise apparatus, both as the inspired air ion - as well as can be used as the expiration exercise apparatus.
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