You will face all manner of hostilities across Pandora, with some, like the RDA, whittling away your limited health pool rather quickly. Here is how to increase your max health in Avatar: Frontiers of Pandora.
How to Increase Your Max Health in Avatar: Frontiers of Pandora
The best way to permanently increase your health in Avatar: Frontiers of Pandora is to track down the numerous Bellsprig scattered about the landscape. These mystical trees from Eywa are generally tucked away, either up high or in a cave somewhere, out of sight but near points of interest.