“…Many children initiated on HIMV have complex underlying health conditions affecting multiple organ systems that require ongoing medical attention and care. The recognition and awareness of respiratory, 7 gastrointestinal, 8 surgical, 9 neurological, 10 endocrinological, 11 infectious, 12 and urinary system problems 13 and their management are reviewed and discussed in this special issue. In addition, children on HIMV face complications caused by physical inactivity and need ongoing rehabilitation services.…”