For this you need to gather all twelve Health Cells. The Forlorn Ruins includes one cell which should be gathered prior to you free the wind, given that this avoids you from returning later on. The staying eleven cells remain in the open area and can be discovered at any time prior to you enter Mount Horu. Some will not appear till you have particular abilities. All will appear after you have the Charge Jump ability. There is a capability which shows cell places on the map, nevertheless some might be concealed in secret locations.