Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Biwako Professional University of Rehabilitation Shiga Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Aino University Osaka Japan;
Department of Physical Therapy Kio University Nara Japan;
Respiratory Functions; Respiratory Muscle Strength; Water Immersion; Elderly People;