Health Upgrade - H [1-8]
H1: Shoot out the panel, crawl right
H2: Go right from the Save Room
H3: Jump into the water, swim down and left
H4: Shoot out the panel, crawl right
H5: Lower left corner of the room
H6: Requires grappling hook. Completely hidden behind a rock on a high ledge
H7: Look for the cave opening on the left side of the shaft, crawl left
H8: Requires double-jump
