A manikin for practising resuscitation, comprising an inflatable body (1). The inflatable body (1) is adapted to absorb compression force exerted during simulated chest compression. Preferably, the manikin also comprises a chest plate (4), the chest plate (4) acting as a pressure distributor on the inflatable body (1). The chest plate (4) being connected to the inflatable body (1) by elastic means (22). The manikin may also comprise a lung part (2), the lung part being connected to a face mask (3). The (2) being adapted for inflation through the mouth and/or the nose of the face mask (3). The lung (2) having a chest portion (13) positioned substantially parallel to the chest portion (5) of the inflatable body (1). The face mask (3) being positioned at a head portion (7) of the inflatable body (1).