valsava造句

• And they also wanted to reassure the public that the problem _ called valsava retinopathy _ usually isn't serious, Bressler said.
• Stuart McGill adds that the mechanism of building " high levels of intra-abdominal pressure ( IAP ) . . . produced by breath holding using the Valsava maneuver ", to " ensure spine stiffness and stability during these extraordinary demands ", " should be considered only for extreme weight-lifting challenges  not for rehabilitation exercise ".